| Vocable | Translation |
| aquatus/aquata/aquatum, AO Adjective | diluted/mixed with water, watered down. watery, h… |
| aqueus/aquea/aqueum, AO Adjective | aqueous, watery |
| aquiducus/aquiduca/aquiducum, AO Adjective | drawing of water |
| aquifolius/aquifolia/aquifolium, AO Adjective | having prickly/pointy leaves, made of holly-wood |
| aquigenus/aquigena/aquigenum, AO Adjective | born in the water |
| aquilegus/aquilega/aquilegum, AO Adjective | water-drawing |
| aquilentus/aquilenta/aquilentum, AO Adjective | watery, full of water, wet, humid |
| aquilinus/aquilina/aquilinum, AO Adjective | eagle's, like that of an eagle |
| Aquilius/Aquilia/Aquilium, AO Adjective | Aquilius, of/named after Aquilius |
| aquilonalis/aquilonale, aquilonalis M Adjective | northerly, northern |
| aquilonaris/aquilonare, aquilonaris M Adjective | northerly, northern |
| aquilonius/aquilonia/aquilonium, AO Adjective | northern, northerly, facing north, subject to nor… |
| aquilus/aquila/aquilum, AO Adjective | dark colored/hued, swarthy |
| aquiminalis/aquiminale, aquiminalis M Adjective | of/pertaining to water for washing the hands |
| Aquisgranenis/Aquisgranene, Aquisgranenis M Adjective | of Aachen |
| Aquitanus/Aquitana/Aquitanum, AO Adjective | of Aquitania (southwest Gaul/France) |
| aquosus/aquosa/aquosum, AO Adjective | abounding in water, well watered, wet, humid, rai… |
| arabilis/arabile, arabilis M Adjective | that can be plowed, fit for tillage, arable, [bos… |
| araneans, araneantis M Adjective | full of/covered with spider webs, cobwebby |
| araneosus/araneosa/araneosum, AO Adjective | full of/covered with spider webs, cobwebby |
| araneus/aranea/araneum, AO Adjective | spider's, of spiders, [mus araneus => shrew-mouse] |
| arantius/arantia/arantium, AO Adjective | orange (color), orange-colored, tawny |
| aratius/aratia/aratium, AO Adjective | variety of fig |
| arator, aratoris M Adjective | plowing, plow- |
| aratorius/aratoria/aratorium, AO Adjective | of/for plowing, plow- |
| arbitralis/arbitrale, arbitralis M Adjective | of/pertaining to a judge/umpire |
| arbitrarius/arbitraria/arbitrarium, AO Adjective | at discretion of arbiter, done by arbitration, ar… |
| arborarius/arboraria/arborarium, AO Adjective | tree-, of/concerned w/trees, [falx ~ => pruning h… |
| arboreus/arborea/arboreum, AO Adjective | tree-, of tree(s), resembling a tree, branching, … |
| arborius/arboria/arborium, AO Adjective | of a tree(s), tree-, resembling a tree, branching… |