| A | B |
| aevum, -i n. | age, eternity |
| agger, -eris m. | mound, dike |
| agito (1) | agitate, drive |
| albus, -a, -um | white |
| almus, -a, -um | fostering, kindly |
| ambo, -ae, -o | both |
| amnis, -is m. | river, stream |
| amplector, -plecti, -plectus sum | embrace, surround |
| amplus, -a, -um | ample, spacious |
| appareo, -ere, -ui, -itum | appear |
| apto (1) | fit on, equip, adapt |
| arceo, -ere, -ui | confine, restrain |
| arcus, -us m. | bow, arch |
| armo (1) | arm, eqiup |
| arrigo, -ere, -rexi, rectum | raise (up), erect, arouse, enlarge |
| auctor, -oris m. | originator, founder, author |
| auspicium, -ii n. | omen, auspices |
| avello, -ere, -velli (-vulsi), -vulsum | tar away, pluck off |
| avus, -i m. | grandfather, ancestor |
| axis, -is m. | axle, axis, chariot |
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