Prefixes

Front 1

a-, an-, in-

Back 1

without, negative

Front 2

ab-

Back 2

from, away from

Front 3

ad-, ac-, as-, at-

Back 3

to, toward

Front 4

allo-

Back 4

other

Front 5

amphi-

Back 5

both sides, surrounding

Front 6

aniso-

Back 6

unequal

Front 7

ante-, pre-

Back 7

before

Front 8

anti-, ant-, ob-

Back 8

against

Front 9

bi-

Back 9

two

Front 10

bio-

Back 10

life

Front 11

brachy-

Back 11

short

Front 12

brady-

Back 12

slow

Front 13

cata-

Back 13

down

Front 14

cent-

Back 14

hundred

Front 15

chem-

Back 15

chemical

Front 16

chlor-

Back 16

green

Front 17

circum-

Back 17

around

Front 18

co-, com-, con-

Back 18

with, together

Front 19

contra-

Back 19

against

Front 20

cyano-

Back 20

blue

Front 21

de-

Back 21

away from

Front 22

dextr-

Back 22

right

Front 23

dia-

Back 23

through

Front 24

diplo-

Back 24

double, twofold

Front 25

dis-

Back 25

apart

Front 26

dys-

Back 26

bad, difficult

Front 27

e-, ex-

Back 27

out, out from

Front 28

ect-, exo-, extra-

Back 28

outside

Front 29

en-

Back 29

in, on

Front 30

end-

Back 30

within

Front 31

epi-

Back 31

upon

Front 32

eu-

Back 32

good

Front 33

eury-

Back 33

broad, wide

Front 34

gero-, geronto-

Back 34

old, elderly

Front 35

hem-, semi-

Back 35

half

Front 36

hydro-

Back 36

water

Front 37

hyper-

Back 37

over, above

Front 38

hypo-

Back 38

under, below

Front 39

immun-

Back 39

free, exempt

Front 40

in-

Back 40

not

Front 41

infra-

Back 41

beneath

Front 42

inter-

Back 42

between

Front 43

intra-

Back 43

within

Front 44

iso-

Back 44

same

Front 45

kil-

Back 45

thousand

Front 46

leio-

Back 46

smooth

Front 47

lepto-

Back 47

high, thin

Front 48

levo-

Back 48

left

Front 49

lys-

Back 49

dissolution, disintegration

Front 50

macr-

Back 50

large

Front 51

mal-

Back 51

bad

Front 52

mes-

Back 52

middle

Front 53

meta-

Back 53

after, beyond

Front 54

micr-

Back 54

small

Front 55

milli-

Back 55

one-thousandth

Front 56

multi-

Back 56

many

Front 57

neo-

Back 57

new

Front 58

normo-

Back 58

normal

Front 59

olig-

Back 59

scanty, few

Front 60

onc-

Back 60

tumor

Front 61

opistho-

Back 61

behind, backward

Front 62

pachy-

Back 62

thick

Front 63

per-

Back 63

through

Front 64

peri-

Back 64

around

Front 65

photo-

Back 65

light

Front 66

pleur-

Back 66

rib, side

Front 67

poly-

Back 67

much, many

Front 68

post-

Back 68

after

Front 69

pre-

Back 69

before

Front 70

presby-

Back 70

old

Front 71

primi-

Back 71

first

Front 72

pro-

Back 72

before

Front 73

re-

Back 73

back, again

Front 74

retr-, retro-

Back 74

behind

Front 75

rhod-

Back 75

red

Front 76

semi-

Back 76

half

Front 77

sub-

Back 77

under

Front 78

super-, supra-

Back 78

above

Front 79

syn-, sym-

Back 79

with, together

Front 80

tachy

Back 80

fast

Front 81

un-

Back 81

not