| Main Entry: | |
| Part of Speech: | noun |
| Definition: | person wanting something ended |
| Synonyms: | activist, advocate, opponent, revolutionary |
| Main Entry: | lobbyist |
| Part of Speech: | noun |
| Definition: | special interest representative |
| Synonyms: | activist, influence peddler, mover and shaker, person of influence, powerbroker, pressure group |
| Main Entry: | militant |
| Part of Speech: | noun |
| Definition: | person who fights, is aggressive |
| Synonyms: | activist, belligerent, combatant, demonstrator, fighter, objector, partisan, protester, rioter, warrior |
| Main Entry: | zealot |
| Part of Speech: | noun |
| Definition: | enthusiast |
| Synonyms: | activist, diehard, extremist, fanatic, fiend, maniac, militant, nut, radical, ultra*, young Turk |
| Antonyms: | moderate |
| Main Entry: | tree hugger |
| Part of Speech: | noun |
| Definition: | environmentalist |
| Synonyms: | Green Panther, activist, conservationist, ecologist, green activist, nature-lover, preservationist |
| Main Entry: | propagandist |
| Part of Speech: | noun |
| Definition: | spreader of misinformation |
| Synonyms: | activist, advocator, apostle, missionary, proponent |
| Main Entry: | protestor |
| Part of Speech: | noun |
| Definition: | objector |
| Synonyms: | activist, dissident, militant |