Someone who deliberately stirs up trouble.

synonyms: bad hat, trouble maker, troublemaker, troubler.

Roget 941: knave, rogue; Scapin^†, rascal; Lazarillo de Tormes; bad man etc. 949; blackguard etc. 949; barrater^†, barrator^†; shyster [U.S.].    traitor, betrayer, archtraitor^†, conspirator, Judas, Catiline; reptile, serpent, snake in the grass, wolf in sheep's clothing, sneak, Jerry Sneak, squealer [Slang], tell-tale, mischief-maker; trimmer, fence-sitter, renegade etc. (tergiversation) 607; truant, recreant; sycophant etc. (servility) 886.    ... show more

Roget 913: evil doer, evil worker; wrongdoer etc. 949; mischief-maker, marplot; oppressor, tyrant; destroyer, Vandal; iconoclast^†.    firebrand, incendiary, fire bug [U.S.], pyromaniac; anarchist, communist^†, terrorist.    savage, brute, ruffian, barbarian, semibarbarian^†, caitiff, desperado; Apache^†, hoodlum, hood, plug-ugly [U.S.], Red Skin, tough [U.S.]; Mohawk, Mo-hock, Mo-hawk; bludgeon man, bully, rough, hooligan, larrikin^†, dangerous classes, ugly customer; thief etc. 792.    cockatrice, scorpion, hornet.    snake, viper, adder, snake in the grass; serpent, cobra, asp, rattlesnake, anaconda^†.    canker-worm, wire-worm; locust, Colorado beetle; alacran^†, alligator, caymon^†, crocodile, mosquito, mugger, octopus; torpedo; bane etc. 663.    cutthroat etc. (killer) 461.    cannibal; anthropophagus^†, anthropophagist^†; bloodsucker, vampire, ogre, ghoul, gorilla, vulture; gyrfalcon^†, gerfalcon^†.    wild beast, tiger, hyena, butcher, hangman; blood-hound, hell-hound, sleuth-hound; catamount [U.S.], cougar, jaguar, puma.    hag, hellhag^†, beldam, Jezebel.    monster; fiend etc. (demon) 980; devil incarnate, demon in human shape; Frankenstein's monster.    harpy, siren; Furies, Eumenides.    Hun, Attila^†, scourge of the human race.    ... show more

Dutch: aanstoker, agitator, herrieschopper, onruststoker, onrustzaaier, oproerkraaier, opruier, paniekzaaier, provocateur, raddraaier, roervink, stokebrand, stoker, woelgeest ... show more