Synonyms for Overthrower:

• n.

  •rebel (noun)
  • guerrilla,
  • insurgent,
  • iconoclast,
  • demagogue,
  • mutineer,
  • anarchist,
  • traitor,
  • independent,
  • nonconformist,
  • apostate,
  • individualist,
  • schismatic,
  • heretic,
  • revolutionary,
  • resistance,
  • agitator,
  • antagonist,
  • recreant,
  • deserter,
  • malcontent,
  • renegade,
  • turncoat,
  • innovator,
  • nihilist,
  • opponent,
  • dissenter.

• Other synonyms:

  •Other relevant words:
  • revolutionist.

Antonyms for Overthrower:

• n.

  • insurrectionist
    ally.
  • rebel
    adherent, loyalist.