halcyon (adjective) halcyon: calm, peaceful
Sinonime: anathema, ban,
bane, blaspheming,
blasphemy, commination, cursing, cuss word, cussing, damning, denunciation, dirty name, dirty word, double whammy, execration, expletive, four-letter word, fulmination, imprecation, malediction, malison, naughty words, no-no, oath, objuration, obloquy, obscenity, profanation, profanity, sacrilege, swear word, swearing, vilification, whammy
Antonime: compliment,
praise