| A | B |
|---|
| ab-, a-, abs- | ex. abduct, abnormal, avert, abstract away, from |
| ad-, ac-, etc. | ex. adopt, admire, access, aggression, attract, allocate, ascend to, toward, at, very |
| ambi- | ex. abidextrous both, around |
| ante- | anteroom, antecedent before, in front of |
| circum- | ex. circumference, circumscribe around |
| con-, com-, co-, etc. | connect, conduct, compose, compress, collect, correspond, co-operate with, together, very |
| contra-, contro-, counter- | ex. contradict, controversy, counteract against |
| de- | ex. descend, dejected down, off, thoroughly |
| CED-, CESS-, CEED- | ex. concede, precede, excess, procession to go, yield |
| DUC-, DUCT- | ex. induce, transducer, conduct, reduction to lead |
| JUDIC- | ex. judicial, adjudicate judgement |
| JUR-, JUST- | ex. jury, conjure, just, justify right, law; to take an oath, form an opinion |
| LEV- | ex. levity, elevate light (in weight); to lift |
| LOQU-, LOCUT- | ex. colloquial, eloquent, elocution, interlocutor to speak |
| LUD-, LUS- | ex. interlude, delude, illusion to play, mock |
| PREC- | ex. imprecate, precarious to request, beg; prayer |
| TRUD-, TRUS- | ex. protrude, intrusion, unobtrusive to push, throat |
| VEN-, VENT-, [VENU-] | ex. intervene, invention, avenue, venue to come |
| dis-, di, dif- | ex. dispute, disable, divert, divorce, differ apart, in different directions, not |
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