Prefix, Root, Suffix

Front 1

Cardi

Back 1

Heart

Front 2

Dermat

Back 2

Skin

Front 3

Bi-

Back 3

Two, double

Front 4

Milli-

Back 4

One-thousandth

Front 5

Mono-

Back 5

One, single

Front 6

Ab-

Back 6

From, away from

Front 7

Ad-

Back 7

Toward, increase

Front 8

Ambi-

Back 8

Both, both sides

Front 9

Endo-

Back 9

Within

Front 10

Intra-

Back 10

Within

Front 11

Peri-

Back 11

Around

Front 12

Cyano-

Back 12

Blue

Front 13

a- / an-

Back 13

Without, not, no

Front 14

Anti-

Back 14

Against

Front 15

Brady-

Back 15

Slow

Front 16

Contra-

Back 16

Against

Front 17

Dys-

Back 17

Bad, difficult, painful, disordered

Front 18

Hemi-

Back 18

Half

Front 19

Hyper-

Back 19

Excessive

Front 20

Intra-

Back 20

Within

Front 21

Peri-

Back 21

Around

Front 22

Post-

Back 22

After, behind

Front 23

Quadri-

Back 23

Four

Front 24

Semi-

Back 24

Half

Front 25

Tachy-

Back 25

Rapid

Front 26

Trans-

Back 26

Across, through