| baleful | harmful ominous causing evil |
| balk | obstacle purposely to get on the way of |
| baneful | causing harm or ruin pernicious destructive |
| barrage | artificial obstacle built across a river |
| barren | not good enough unable to have young ones without value |
| bask | in enjoy warmth and light |
| beatify | to bless make happy or ascribe a virtue to |
| bedizen | to adorn especially in a cheap showy manner |
| belabor | beat hard |
| bellicose | belligerent pugnacious warlike |
| belligerent | (person nation) waging war |
| benefactor | person who has given help |
| benevolence | wish or activity in doing good |
| benign | kind and gentle mild (climate) |
| bequest | arrangement to give something at death |
| berate | scold sharply |
| bereft | rob or dispossess of something (material) |
| bewilder | puzzle confuse |
| bigot | stubborn narrow-minded person |
| bilge | bulge the protuberance of a cask |
| blandishment | flattery coaxing |
| blandness | polite manner comforting uninteresting |
| blatant | noisy and rough |
| blithe | cheerful casual carefree |
| bogus | sham counterfeit not genuine |
| boisterous | loud noisy rough lacking restraint |
| bolster | give greatly needed support |
| boorish | crude offensive rude |
| brash | hasty rush cheeky saucy |
| brass | yellow metal (mixing copper and zinc) |
| brazen | made of brass |
| breach | opening broken place breaking |
| brittle | easily broken |
| broach | bring up announce begin to talk about |
| brook | to tolerate endure |
| buoyant | able to float light-hearted |
| burgeon | grow forth send out buds |
| burnish | to polish rub to a shine |
