1. (adj)revolutionist, revolutionary, subversive, subverter a radical supporter of political or social revolution Synonyms: subverter, subversive, revolutionist, revolutionary Antonyms: loyal
2. (adj)insurgent, seditious, subversive in opposition to a civil authority or government Synonyms: instigative, seditious, rabble-rousing, inflammatory, insurgent, incitive, incendiary, subversive Antonyms: loyal