Prefixes I Have Trouble With

Front 1

Meta-

Back 1

Beyond, between, change, after

Front 2

Sym-, Syn-

Back 2

Together, with

Front 3

Apo-

Back 3

Separation from or deviation from

Front 4

Ecto-

Back 4

Outside, misplaced

Front 5

Endo-

Back 5

Within, inner

Front 6

Epi-

Back 6

On, over, upon

Front 7

Hypo-

Back 7

Under, Deficient, beneath

Front 8

Infra-

Back 8

Below

Front 9

Inter-

Back 9

Bewtween

Front 10

Intra-

Back 10

Within

Front 11

Para-

Back 11

Beside, beyond

Front 12

Peri-

Back 12

Around

Front 13

A-, An-

Back 13

without, lack of

Front 14

Tachy-

Back 14

Rapid

Front 15

De-

Back 15

Reverse, remove

Front 16

Dia-

Back 16

Apart, separate, between

Front 17

Retro-

Back 17

Behind, backwords

Front 18

Ambi-, Amphi-

Back 18

Both

Front 19

Poly-

Back 19

Many, excessive

Front 20

Mio-

Back 20

Less, smaller

Front 21

Olig-

Back 21

Little, small

Front 22

Per-

Back 22

Excessive, through