| recreant(resistance, rebel, opponent, insurgent, protester) |
| reformer(noun, radical, leftist, ultraist) |
| reformist |
| regenerator |
| renegade(resistance, rebel, recreant, insurgent, protester) |
| resistance(rebel, opponent, recreant, insurgent, guerrilla) |
| revolter(resistance, radical, rebel, opponent, recreant) |
| revolutionary(insurgent, protester, objector) |
| revolutionist(noun, resistance, rebel, opponent, recreant) |
| rioter(resistance, radical, rebel, opponent, recreant) |
| schismatic(resistance, rebel, opponent, recreant, insurgent) |
| secessionist(resistance, radical, rebel, opponent, recreant) |
| seditionist(resistance, opponent, recreant, insurgent, guerrilla) |
| separatist(resistance, rebel, opponent, recreant, insurgent) |
| settler(noun, founder, inventor, forerunner, colonist) |
| squatter(noun, founder, inventor, forerunner, colonist) |
| subverter(resistance, opponent, recreant, insurgent, guerrilla) |
| trailbreaker |
| traitor(resistance, rebel, opponent, recreant, insurgent) |
| transformer |