| Vocable | Translation |
| brevis/breve, brevis M Adjective | short, little, small, stunted, brief, concise, qu… |
| Britannicus/Britannica/Britannicum, AO Adjective | British |
| brocchus/broccha/brocchum, AO Adjective | projecting/prominent (teeth), of persons having p… |
| broccus/brocca/broccum, AO Adjective | projecting/prominent (teeth), of persons having p… |
| brochus/brocha/brochum, AO Adjective | projecting/prominent (teeth), of persons having p… |
| bromosus/bromosa/bromosum, AO Adjective | stinking, fetid |
| broncus/bronca/broncum, AO Adjective | projecting/prominent (teeth), of persons having p… |
| brumalis/brumale, brumalis M Adjective | wintry, during winter, connected with winter sols… |
| brunetus/bruneta/brunetum, AO Adjective | brown |
| brunius/brunia/brunium, AO Adjective | brown |
| brunneus/brunnea/brunneum, AO Adjective | brown |
| brunus/bruna/brunum, AO Adjective | brown |
| brutalis/brutale, brutalis M Adjective | beastly, animal, brutal |
| bruteus/brutea/bruteum, AO Adjective | brutal, brutish |
| brutus/bruta/brutum, AO Adjective | heavy, unwieldy, inert, dull, stupid, brute, irra… |
| bubalinus/bubalina/bubalinum, AO Adjective | of/pertaining to African gazelle |
| bubalus/bubala/bubalum, AO Adjective | of/pertaining to African gazelle |
| bublus/bubla/bublum, AO Adjective | of/connected with cattle, bull's/cow's/ox-, consi… |
| bubulinus/bubulina/bubulinum, AO Adjective | of/pertaining to cattle |
| bubulus/bubula/bubulum, AO Adjective | of/connected with cattle, bull's/cow's/ox-, consi… |
| buccellaris/buccellare, buccellaris M Adjective | ground from biscuit |
| bucculentus/bucculenta/bucculentum, AO Adjective | having fat/full cheeks, having a big mouth (L+S) |
| bucerius/buceria/bucerium, AO Adjective | ox-horned, horned |
| bucerus/bucera/bucerum, AO Adjective | ox-horned, horned |
| bucolicos/bucolice, bucolicis M Adjective | pastoral (poetry), bucolic, pertaining to shepher… |
| bucolicus/bucolica/bucolicum, AO Adjective | pastoral (poetry), bucolic, pertaining to shepher… |
| bugenes, bugenstis M Adjective | born of/produced from an ox/bull |
| bulbaceus/bulbacea/bulbaceum, AO Adjective | bulbous, having bulbs |
| bulbosus/bulbosa/bulbosum, AO Adjective | bulbous, having bulbs |
| bulimosus/bulimosa/bulimosum, AO Adjective | bulimic, afflicted with insatiable hunger |