| A | B |
| a, ab | from, by |
| absum, abesse, afui | be absent, be away, be distant |
| ac, atque | and |
| accido, accidere, accidi | happen |
| accipio, accipere, accepi, acceptus | accept, take in, receive, hear |
| acer | keen, sharp, fierce |
| acies | line, battle line, army |
| ad | to, towards, at, about, near |
| addo, addere, addidi, additus | add, join |
| adeo | so much, so greatly, to such an extent |
| adhuc | till now, still |
| adimo, adimere, ademi, ademptus | take away, remove |
| adipiscor, adipisci, adeptus sum | obtain |
| adiuvo, adiuvare, adiuvi, adiutus | help |
| adsum, adesse, adfui | be here, be present |
| adulescens | youth, young man |
| advenio, advenire, adveni | arrive |
| adversus+acc (prep) | against, up(hill) |
| adversus (adverb) | against, opposite |
| aedificium | building |
| aedifico, aedificare, aedificavi, aedificatus | build |
| aequus | equal, fair, favourable, calm |
| ager | field, land, territory |
| aggredior, aggredi, aggressus sum | attack, approach |
| agmen | column of men, army |
| ago, agere, egi, actus | do, act, drive |
| aliquis | someone, something, anyone, anything |
| alius, alia, aliud | other, one, another, else |
| alter, altera, alterum | the other, one (of two), another, a second |
| altus, alta, altum | high, deep |
| ambulo, ambulare, ambulavi | walk |
| amica | girl-friend, female friend |
| amicus | friend |
| amitto, amittere, amisi, amissus | lose |
| amo | love, like |
| amor, amoris m. | love |
| an | or |
| angustus | narrow, confined |
| animadverto, animadvertere, animadverti, animadversus | notice, observe |
| animus, animi m. | spirit, soul, mind, courage |
| annus, anni m. | year |
| ante+acc | before, in front of |
| antea | before, previously |
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