| causes trouble(expression, radical, reactionary, leftist, malcontent) |
| champion(radical, partisan, reactionary, leftist, malcontent) |
| demagogue(radical, opponent, reactionary, insurgent, leftist) |
| demonical(adjective, sectarian) |
| demonstrator(original, radical, liberal, rebel, beliefs) |
| deviant |
| deviationist |
| different breed(expression, original, radical, liberal, rebel) |
| disectarian(resistance, rebel, opponent, recreant, insurgent) |
| disrupter(radical, partisan, reactionary, leftist, malcontent) |
| dissenting(adjective, sectarian) |
| dogmatist(radical, partisan, reactionary, nonconformist, leftist) |
| doubter(noun, unbeliever) |
| emanationist |
| experientialist(resistance, rebel, opponent, recreant, insurgent) |
| experimenter(resistance, rebel, opponent, recreant, insurgent) |
| factional(adjective, sectarian) |
| fetishistic(adjective, sectarian) |
| fighter(radical, partisan, reactionary, leftist, malcontent) |
| firebrand(radical, partisan, reactionary, leftist, malcontent) |