| to bilk | to swindle, to cheat |
| billowing | swelling out in waves, surging |
| bivouac | temporary encampment |
| bizarre | fantastic, violently contrasting |
| to blanch | to bleach, to whiten |
| bland | soothing or mild/ agreeable |
| blandishment | flattery |
| blare | loud, harsh roar or screech/ dazzling blaze of light |
| blase | bored with pleasure or dissipation |
| blasphemy | irreverence, sacrilege, cursing |
| blatant | flagrant, conspicuously obvious, loudly offensive |
| bleak | cold or cheerless/ unlikely to be favorable |
| blighted | suffering from a disease, destroyed |
| blithe | gay, joyous, heedless |
| bloated | swollen or puffed as with water or air |
| bludgeon | club/ heavy-headed weapon |
| bluff | pretense of strength, deception/ high cliff |
| bluff (adj) | rough but good-natured |
| blunder | error |
| to blurt | to utter impulsively |
| to bluster | to blow in heavy gusts/ to threaten emptily, to bully |
| to bode | to foreshadow, to portend |
| bogus | counterfeit, not authentic |
| bohemian | unconventional in an artistic way |
| boisterous | violent, rough, noisy |
| to bolster | to support, to reinforce |
| bolt | door bar |
| to bolt | to dash or dart off/ to fasten a door/ to gobble down |
| bombardment | attack with missiles |
| bombastic | pompous, using inflated language |
| boon | blessing/ benefit |
| boorish | rude, clownish |
| boundless | unlimited, vast |
| bountiful | abundant, graciously generous |