| A | B |
|---|
| ac- | to, toward, near |
| de- | from, away, down, apart; not |
| di- | apart, away; not |
| pro- | for, before, forward |
| re- | back, again |
| celer | fast |
| gress | step |
| -ate | to make, to act; one who, that which |
| -ation | an action or process |
| -ion | an action or process; state, quality, act |
|
