| baca | = | berry, pearl |
| bacca | = | berry, pearl |
| baccatus | = | set with pearls, pearl encrusted, ornamented with |
| bacchatus | = | enraged |
| Bacchus | = | Bacchus |
| baceolus | = | fool |
| bacifer | = | berry-bearing |
| bacillum | = | rod, a small staff |
| baiulo | = | to carry a burden, have a responsibility |
| baiulus | = | porter, pall-bearer, carrier of a burden, steward |
| bajulo | = | to to carry |
| balæna | = | whale |
| balanus | = | acorn, chestnut, date |
| balatro | = | fool, buffoon, jester |
| balatus | = | bleating of sheep, baaing |
| balbus | = | stammering, stuttering, fumbling |
| balbutio | = | to stutter, stammer, speak obscurely |
| balbutire | = | stammer, stutter |
| balena | = | whale |
| ballista | = | a siege engine, catapult, stone thrower |
| balnearius | = | pertaining to the bathhouse, bathhouse |
| balneator | = | keeper of a bathhouse |
| balo | = | to bleat |
| balsamam | = | balsam tree, balsam gum |
| balteus | = | girdle |
| baptizare | = | baptize, christen |
| barathrum | = | pit, abyss, the underworld |
| barba | = | beard, whiskers |
| barba | = | beard |
| barbare | = | barbarously, uncouthly, savagely |
| barbaria | = | lack of culture, state of being uncivilized and/o |
| barbaria | = | a country other than Greece or Rome, savagery |
| barbaricus | = | a foreigner, not Greek or Roman, outlander |
| barbaricus | = | alien, foreign |
| Barbarus | = | Persian |
| barbarus | = | barbarian, foreigner, rude, uncouth, rough |
| barbarus | = | barbaric, barbarian, foreigner, cruel |
| barbarus | = | barbarian |
| barbatus | = | bearded, having a beard |
| bardus | = | stupid, slow, dull |
| baro | = | dolt, simpleton, fool, blockhead |
| barrus | = | elephant |
| bascauda | = | a basket |
| basiare | = | kiss |
| basiatio | = | kiss |
| basiatio | = | the act of kissing, giving a kiss, being kissed |
| basiator | = | one who kisses |
| basilica | = | a public building for law cases, etc., a church |
| basilice | = | royally, regally |
| basilicus | = | regal, royal |
| basilicus | = | regal, royal, princely |
| basio | = | to kiss |
| basis | = | a base, foundation, pedestal |
| basium | = | kiss |
| basium | = | a kiss |
| battuo | = | to beat, strike, smack, knock, hit |
| beatitas | = | happiness, felicity, blessedness |
| beatus | = | blessed, fortunate, sometimes "saint" |
| beccus | = | beak, bill |
| bellare | = | wage war |
| bellaria | = | [pl.] dessert |
| bellator | = | [adj] courageous, brave, warlike |
| bellator | = | fighting man, warrior |
| bellatorius | = | warlike, martial, pugnacious |
| belle | = | prettily, handsomely, charmingly |
| bellicosus | = | warlike |
| bellicum | = | a signal to march, attack, advance, charge |
| bellicus | = | martial, military, war-like |
| belliger | = | at war, waging war, in a state of war, warlike |
| belligero | = | to wage war, be at war, be in a state of war |
| bello | = | to wage war |
| bellor | = | to wage war |
| bellua | = | a brute, beast, large animal |
| bellum | = | war, warfare |
| bellum | = | war |
| bellus | = | beautiful, pretty, charming, handsome |
| bellus | = | pretty, charming, lovely |
| belua | = | monster |
| bene | = | OK, okay, well |
| beneficentia | = | kindness, benevolence, kindliness |
| beneficium | = | boon, reward, wages, bribe, gift, pious donation |
| beneficium | = | benefit, favor, service, privilege, right |
| beneficus | = | kind, generous, obliging |
| benevolens | = | well-wishing, helpfull, thoughtful, kindly |
| benevolentia | = | benevolence, kindness, good will |
| benigne | = | kindly, generously |
| benignitas | = | kind, friendly, generous, abundant, bounteous |
| benignus | = | kind, generous, helpful |
| beo | = | to bless |
| bestia | = | animal, beast |
| bibere | = | drink |
| bibi | = | drink |
| bibliopola | = | bookseller |
| biblus | = | paper |
| bibo | = | to drink, quaff |
| bicallis | = | foot-path, path |
| bidens | = | sheep, sacrificial animal |
| bilis | = | bile, gall |
| bipennis | = | battle-axe |
| bis | = | twice |
| bison | = | aurochs |
| bitumen | = | asphalt |
| bivium | = | place where two ways meet |
| blande | = | carefully, softly |
| blandio | = | to flatter |
| blandior | = | to flatter, caress, (+ dat.) |
| blanditia | = | blandishments, attractions, allurement, charm |
| blanditium | = | allurement, persuasion |
| blandus | = | flattering, persuasive |
| blasphematio | = | reviling |
| blasphemo | = | to revile |
| blasphemus | = | blasphemer, [adj.] reviling |
| blatta | = | purple |
| blennus | = | foolish, stupid |
| boare | = | cry out, scream, shout |
| boatus | = | bellowing |
| boletus | = | mushroom |
| bombax | = | darn |
| bombyx | = | silk |
| bona | = | good qualities, gifts, blessings as well as mater |
| bonae indolis | = | of great promise |
| bonus | = | good, nice, okay |
| bos | = | bovine, bovine animal |
| bos (bovis ) | = | cow, ox. bull |
| botrus | = | grape |
| botrys | = | grape |
| bracæ | = | pants, trousers |
| bracchium | = | arm, thigh |
| bracteola | = | thin gold leaf |
| brassica | = | cabbage |
| bravium | = | reward |
| brevis | = | short, brief |
| brevis | = | short, small, brief |
| brevitas | = | shortness, brevity |
| breviter | = | briefly |
| Britones | = | Bretons |
| bubalus | = | buffalo |
| bubo | = | screech-owl |
| bucca | = | mouth, jaw, jawbone |
| bucinum | = | trumpet-blast |
| bufo | = | toad |
| bulbus | = | onion |
| bulla | = | stud, boss, formal papal document |
| burdo | = | hinny |
| byssus | = | cotton cloths, linens |