| Vocable | Translation |
| beto, betis, betere C, -, - Verb | go |
| bibo, bibis, bibere C, bibi, bibitum Verb | drink, toast, visit, frequent (w/river name), dra… |
| bilbo, bilbis, bilbere C, -, - Verb | make a noise like a liquid agitated in a vessel |
| bino, binas, binare A, binavi, binatum Verb | duplicate, binate (offer two masses in one day) |
| bipartio, bipartis, bipartire I, bipartivi, bipartitum Verb | divide in two parts, bisect, divide |
| bipertio, bipertis, bipertire I, bipertivi, bipertitum Verb | divide in two parts, bisect, divide |
| bito, bitis, bitere C, -, - Verb | go |
| bitumino, bituminas, bituminare A, bituminavi, bituminatum Verb | cover/impregnate with bitumen/tar, tar |
| blactero, blacteras, blacterare A, blacteravi, blacteratum Verb | bleat (of a ram/sheep) |
| blandio, blandis, blandire I, blandivi, blanditum Verb | flatter, delude, fawn, coax, urge, behave/speak i… |
| blandior, blandiris, blandiri I, blanditus sum (Dep.) Verb | flatter, delude, fawn, coax, urge, behave/speak i… |
| blasphemo, blasphemas, blasphemare A, blasphemavi, blasphematum Verb | blaspheme (against God), revile, reproach |
| blatero, blateras, blaterare A, blateravi, blateratum Verb | prate, babble, utter in a babbling way |
| blatio, blatis, blatire I, -, - Verb | prate, babble, utter in a babbling way |
| blatto, blattas, blattare A, blattavi, blattatum Verb | prate, babble, utter in a babbling way |
| blattero, blatteras, blatterare A, blatteravi, blatteratum Verb | prate, babble, utter in a babbling way |
| boo, boas, boare A, boavi, boatum Verb | cry aloud, roar, bellow, call loudly upon |
| boo, bois, boere C, -, - Verb | cry aloud, roar, bellow, call loudly upon |
| boicotizo, boicotizas, boicotizare A, boicotizavi, boicotizatum Verb | boycott |
| bombardo, bombardas, bombardare A, bombardavi, bombardatum Verb | bombard |
| bombilo, bombilas, bombilare A, bombilavi, bombilatum Verb | buzz, hum |
| bombio, bombis, bombire I, bombivi, bombitum Verb | buzz, hum |
| bombito, bombitas, bombitare A, bombitavi, bombitatum Verb | buzz, hum |
| borrio, borris, borrire I, borrivi, borritum Verb | swarm |
| botono, botonas, botonare A, botonavi, botonatum Verb | button |
| bovo, bovas, bovare A, bovavi, bovatum Verb | cry aloud, roar, bellow, call loudly upon |
| bovo, bovis, bovere C, -, - Verb | cry aloud, roar, bellow, call loudly upon |
| bovinor, bovinaris, bovinari A, - (Dep.) Verb | bellow at, revile, brawl |
| bracio, bracias, braciare A, braciavi, braciatum Verb | brew beer |
| bravio, bravis, bravere M, -, - Verb | gamble |