bluff, v. (Colloq.) frighten, deter, intimidate.

blunder, n. bull, error, mistake, impropriety, slip, solecism, _faux
pas_.

blundering, a. bungling, awkward, stupid, floundering.

blunt, a. dull, obtuse; abrupt, brusque, unceremonious, uncivil,
ungracious, discourteous; stupid, stolid.

blunt, v. dull, deaden, stupefy; assuage, alleviate, mitigate.

blur, v. dim, bedim, obscure; sully, blemish; mackle, macule.

blur, n. blot, indistinctness; mackle, macule.

blurred, a. indistinct, obscure, dim, bedimmed, sullied.

blurt, v. ejaculate.

blushing, n. blush, erubescence.

bluster, v. swagger, storm, rage, gasconade, roister.

bluster, n. swaggering, gasconade, boasting; wind, storm.

blusterer, n. swaggerer, braggart, rodomont, roisterer, vaunter.

blustering, a. stormy, windy, tempestuous; swaggering, bullying,
boastful, roistering.