| Vocable | Translation |
| attractorius/attractoria/attractorium, AO Adjective | attractive, having the power of attraction |
| attractus/attracta/attractum, AO Adjective | drawn together (brows), knit |
| attributus/attributa/attributum, AO Adjective | ascribed, attributed, assigned, allotted |
| attritus/attrita/attritum, AO Adjective | worn, worn down by use, smoothed, hardened, braze… |
| atypus/atypa/atypum, AO Adjective | that does not form the letters properly in speaki… |
| auctifer/auctifera/auctiferum, AO Adjective | productive, fruitful, fertile, fruit-bearing (L+S) |
| auctificus/auctifica/auctificum, AO Adjective | giving/causing increase/growth, increasing, enlar… |
| auctionalis/auctionale, auctionalis M Adjective | of/pertaining to an auction, auction- |
| auctionarius/auctionaria/auctionarium, AO Adjective | of/pertaining to an auction, auction- |
| auctorabilis/auctorabile, auctorabilis M Adjective | authoritative |
| auctoralis/auctorale, auctoralis M Adjective | authoritative |
| auctoritativus/auctoritativa/auctoritativum, AO Adjective | authoritative |
| auctorizabilis/auctorizabile, auctorizabilis M Adjective | authoritative |
| auctumnalis/auctumnale, auctumnalis M Adjective | autumnal. of autumn, for use in autumn |
| auctumnus/auctumna/auctumnum, AO Adjective | of autumn, autumnal |
| auctus/aucta/auctum, AO Adjective | enlarged, large, abundant, ample, richer/increase… |
| aucupabundus/aucupabunda/aucupabundum, AO Adjective | watching, lurking for |
| aucupalis/aucupale, aucupalis M Adjective | of/pertaining to bird-watching/fowling |
| aucupatorius/aucupatoria/aucupatorium, AO Adjective | suitable for bird catching/fowling/hunting |
| audaculus/audacula/audaculum, AO Adjective | bold (little/bit), courageous, audacious, impuden… |
| audax, audacis M Adjective | bold, daring, courageous, reckless, rash, audacio… |
| audens, audentis M Adjective | daring, bold, courageous, characterized by boldne… |
| auditorialis/auditoriale, auditorialis M Adjective | of/pertaining to a school |
| auditorius/auditoria/auditorium, AO Adjective | relating to a hearer or hearing |
| audivisificus/audivisifica/audivisificum, AO Adjective | audiovisual |
| auguralis/augurale, auguralis M Adjective | of/pertaining to augurs, augural, relating to soo… |
| auguratus/augurata/auguratum, AO Adjective | instituted after due observance of auguries |
| augurialis/auguriale, augurialis M Adjective | of/pertaining to augurs, augural, relating to soo… |
| augurius/auguria/augurium, AO Adjective | of the augurs/augury, augural |
| augustalis/augustale, augustalis M Adjective | Augustan |