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214 Cards in this Set
- Front
- Back
Iconoclast
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one who attacks traditional beliefs
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Idealism
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pursuit of noble goals
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Idiosyncrasy
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peculiarity of temperament, eccentricity
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Ignoble
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dishonorable, not noble in character
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Ignominious
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disgraceful and dishonorable
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Ignoramus
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an ignorant person
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Ilk
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type or kind
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Illicit
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illegal, improper
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Illimitable
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limitless
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Illusory
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unreal, deceptive
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Illustrious
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famous, renowned
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Imbue
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to infuse; dye, wet, moisten
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Immaculate
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spotless; free from error
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Immaterial
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extraneous, inconsequential, nonessential; not consisting of matter
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Immense
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enormous, huge
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Immerse
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to bathe, dip; to engross, preoccupy
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Immobile
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not moveable; still
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Immune
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exempt; protected from harm or disease; unresponsive to
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Immunological
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relating to immune system
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Immure
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to imprison
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Immutable
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unchangeable, invariable
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Impair
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to damage; injure
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Impasse
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blocked path, dilemma with no solution
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Impassioned
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with passion
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Impassive
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showing no emotion
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Impeach
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to charge with misdeeds in public office; accuse
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Impeccable
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flawless, without fault
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Impecunious
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poor, having no money
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Impediment
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barrier, obstacle; speech disorder
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Imperative
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essential; mandatory
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Imperious
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arrogantly self-assured, domineering, over-bearing
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Impertinent
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rude
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Imperturbable
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not capable of being disturbed
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Impervious
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impossible to penetrate; incapable of being affected
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Impetuous
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quick to act without thinking
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Impious
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not devout in religion
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Implacable
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inflexible, incapable of being pleased
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Implant
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to set securely or deeply; to instill
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Implausible
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improbable, inconceivable
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Implicate
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to involve in a crime, incriminate
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Implicit
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implied, not directly expressed
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Impolitic
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unwise
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Importune
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to ask repeatedly, beg
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Impose
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to inflict, force upon
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Imposing
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dignified, grand
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Impotent
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powerless, ineffective, lacking strength
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Impound
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to seize and confine
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Impoverish
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to make poor or bankrupt
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Imprecation
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curse
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Impregnable
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totally safe from attack, able to resist defeat
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Impressionable
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easily influenced or affected
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Impromptu
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spontaneous, without rehearsal
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Improvident
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without planning or foresight, negligent
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Imprudent
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unwise
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Impudent
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arrogant and rude
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Impugn
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to call into question, attack verbally
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Impulse
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sudden tendency; inclination
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Impulsive
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spontaneous, unpredictable
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Inadvertently
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unintentionally
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Inane
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foolish, silly, lacking significance
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Inaugurate
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to begin or start officially; to induct into office
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Incandescent
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shining brightly
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Incarcerate
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to put in jail; to confine
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Incarceration
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imprisonment
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Incarnadine
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blood-red in color
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Incarnate
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having bodily form
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Incendiary
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combustible, flammable, burning easily
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Incense (v)
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to infuriate, enrage
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Inception
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beginning
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Incessant
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continuous, never ceasing
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Inchoate
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just begun; disorganized
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Incipient
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beginning to exist or appear; in an initial stage
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Incisive
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perceptive, penetrating
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Inclination
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tendency towards
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Inclusive
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comprehensive, all-encompassing
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Incognito
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in disguise, concealing one's identity
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Incommunicado
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lacking a means to communicate
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Inconceivable
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impossible, unthinkable
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Incongruous
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incompatible, not harmonious
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Inconsequential
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unimportant, trivial
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Incontrovertible
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unquestionable, beyond dispute
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Incorrigible
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incapable of being corrected
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Incredulous
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skeptical, doubtful
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Inculcate
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to teach, impress in the mind
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Inculpate
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to blame, charge with a crime
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Incumbent (adj)
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holding a specified office, often political; required, obligatory
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Incursion
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sudden invasion
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Indefatigable
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never tired
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Indefensible
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inexcusable, unforgivable
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Indelible
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permanent, not erasable
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Indenture
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bound to another by contract
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Indicative
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showing or pointing out, suggestive of
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Indict
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to accuse formally, charge with a crime
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Indigenous
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native, occurring naturally in an area
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Indigent
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very poor
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Indignant
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angry, incensed, offended
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Indisputable
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not disputed, unquestioned
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Indolent
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habitually lazy, idle
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Indomitable
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fearless, unconquerable
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Indubitable
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unquestionable
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Induce
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to persuade; bring about
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Induct
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to place ceremoniously in office
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Indulge
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to give in to a craving or desire
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Industry
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business or trade; diligence, energy
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Inebriated
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drunk, intoxicated
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Inept
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clumsy, awkward
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Inert
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unable to move, tending to inactivity
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Inestimable
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too great to be estimated
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Inevitable
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certain; unavoidable
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Inexorable
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inflexible, unyielding
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Inextricable
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incapable of being disentangled
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Infallible
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incapable of making a mistake
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Infamy
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reputation for bad deeds
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Infantile
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childish, immature
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Infatuated
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strongly or foolishly attached to, inspired with foolish passion, overly in love
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Infer
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to conclude, deduce
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Infernal
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hellish, diabolical
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Infiltrate
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pass secretly into enemy territory
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Infinitesimal
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extremely tiny
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Infirmity
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disease, ailment
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Infringe
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to encroach, trespass; to transgress, violate
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Infuriate
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to anger, provoke, outrage
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Infuriating
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provoking anger or outrage
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Ingenious
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original, clever, inventive
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Ingenuous
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straightforward, open; naive and unsophisticated
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Inglorious
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lacking fame or honor, shameful
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Ingrained
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an innate quality, deep-seated
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Ingrate
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ungrateful person
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Ingratiate
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to bring oneself purposely into another's good graces
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Ingress
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entrance
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Inhibit
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to hold back, prevent, restrain
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Inimical
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hostile, unfriendly
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Iniquity
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sin, evil act
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Initiate
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to begin, introduce; to enlist, induct
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Inject
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to force into; to introduce into conversation
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Injunction
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command, order
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Injurious
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causing injury
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Inkling
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hint; vague idea
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Innate
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natural, inborn
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Innateness
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state of being natural or inborn
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Innocuous
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harmless; inoffensive
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Innovate
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to invent, modernize, revolutionize
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Innuendo
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indirect and subtle criticism, insinuation
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Innumerable
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too many to be counted
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Inoffensive
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harmless, innocent
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Inoperable
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not operable; incurable by surgery
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Inquest
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investigation; court or legal proceeding
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Inquisitive
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curious
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Insatiable
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never satisfied
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Inscrutable
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impossible to understand fully
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Insentient
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unfeeling, unconscious
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Insidious
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sly, treacherous, devious
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Insinuate
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to suggest, say indirectly, imply
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Insipid
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bland, lacking flavor; lacking excitement
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Insolent
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insulting and arrogant
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Insoluble
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not able to be solved or explained
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Insolvent
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bankrupt, unable to pay one's debts
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Instigate
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to incite, urge, agitate
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Insubstantial
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modest, insignificant
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Insufficiency
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lacking in something
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Insular
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isolated, detached
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Insuperable
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insurmountable, unconquerable
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Insurgent (adj.)
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rebellious, insubordinate
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Insurrection
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rebellion
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Integral
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central, indispensable
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Integrated
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unified
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Integrity
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decency, honest; wholeness
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Intemperate
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not moderate
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Inter
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to bury
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Interdict
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to forbid, prohibit
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Interject
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to interpose, insert
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Interlocutor
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someone taking part in a dialogue
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Interloper
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trespasser; meddler in others' affairs
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Interminable
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endless
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Intermittent
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starting and stopping
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Internecine
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deadly to both sides
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Interpolate
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to insert; change by adding new words or material
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Interpose
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to insert; to intervene
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Interregnum
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interval between reigns
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Interrogate
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to question formally
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Intersect
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divide by passing through or across
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Intersperse
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to distribute among, mix with
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Interstice
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a space between things
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Intimation
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clue, suggestion
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Intractable
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not easily managed
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Intramural
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within an institution like a school
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Intransigent
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uncompromising, refusing to be reconciled
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Intrepid
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fearless
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Intrigued
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interested, curious
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Intrinsic
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inherent, internal
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Introspective
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contemplating one's own thoughts and feelings
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Introvert
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someone given to self-analysis
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Intrusion
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trespass, invasion of another's privacy
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Intuitive
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instinctive, untaught
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Inundate
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to cover with water; overwhelm
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Inure
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to harden; accustom; become used to
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Invalidate
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to negate or nullify
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Invariable
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constant, not changing
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Invective
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verbal abuse
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Inveigh
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protest strongly
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Investiture
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ceremony conferring authority
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Inveterate
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confirmed, long-standing, deeply rooted
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Invidious
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likely to provoke ill will, offensive
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Invincible
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invulnerable, unbeatable
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Inviolable
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safe from violation or assault
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Invoke
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to call upon, request help
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Iota
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very tiny amount
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Irascible
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easily angered
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Iridescent
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showing many colors
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Irresolvable
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unable to be resolved; not analyzable
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Irreverent
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disrespectful
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Irrevocable
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conclusive, irreversible
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Itinerant
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wandering from place to place, unsettled
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Itinerary
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route of a traveler's journey
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