incendiary

1 a person who deliberately and unlawfully sets fire to a building or other property firefighters caught the incendiary, who was watching the effects of his handiwork Synonyms firebug, arsonist, torchRelated Words pyromaniac; flamer, igniter (also ignitor), immolator, inflamer, kindler

2 a person who stirs up public feelings especially of discontent blamed the protests on outside incendiaries who were intent on overthrowing the government Synonyms demagogue (also demagog), exciter, firebrand, fomenter, agitator, inciter, instigator, kindler, provocateur, rabble-rouserRelated Words demonstrator, marcher, objector, picketer, protester (or protestor); advocate, apostle, backer, booster, champion, exponent, persuader, promoter, proponent, reformer, reformist, supporter; alarmist, extremist, insurgent, insurrectionist, radical, rebel, revolter, revolutionary, revolutionist, subversive, troublemaker; goader, prodder, prompter, provoker; agent provocateurNear Antonyms peacemaker, reconciler, uniter

tending to excite political disorder or insurrection recklessly made incendiary remarks during a period of heightened racial tensions Synonyms inflammatory, seditiousRelated Words agitational, instigative, provocative; mutinous, rebellious, revolutionaryNear Antonyms conciliatory, pacific; diplomatic; calming, soothing