firebrand(Informal)[noun]Synonyms: rabble-rouser, agitator, demagogue, incendiary, instigator, tub-thumper
[TahlilGaran] English Synonym Dictionary ▲
fire‧brand /ˈfaɪəbrænd $ ˈfaɪr-/
noun [countable] someone who tries to make people angry about a law, government etc so that they will try to change it:
an idealistic young firebrand from the valleys [TahlilGaran] Dictionary of Contemporary English ▲