bad-mouth

v [Tn] (US infml 口) talk maliciously about (sb); slander 恶意中伤（某人）; 诽谤.

backward(s), backwardness, backwards, backwards (also backward), backwash, backwater, backwoods, backwoodsman, backyard, bacon, bacteria, bacterial, bactericidal, bacteriologist, bacteriology, bacterium, bad, bad debt, bad lands, bad language, bad-tempered, baddy, bade, badge, badger, badinage, badly, badminton, badness, baffle, bafflement, baffling, BAFTA, bag, bagatelle, bagel, baggage, baggage car, baggage room, baggily,