| apostate(noun, adjective, opponent, nonconformist, insurgent) |
| dissenter(noun, religion, original, dissent, radical) |
| dissident(noun, religion, person, original, radical) |
| nonconformist(noun, religion, person, dissent, rebel) |
| misbeliever(noun, original, radical, liberal, rebel) |
| schismatic(noun, adjective, religion, dissent, rebel) |
| sectarian(noun, adjective, religion, person, sectarian) |
| infidel(noun, adjective, unbeliever, nonbeliever) |
| heathen(noun, adjective, sectarian, heterodoxy, unbeliever) |
| pagan(noun, adjective, person, sectarian, heterodoxy) |
| rebel(noun, person, original, radical, liberal) |
| unbeliever(noun, verb, radical, revolutionary, nonconformist) |
| sectary(noun, religion, original, dissent, radical) |
| separatist(noun, religion, original, dissent, liberal) |
| renegade(noun, person, resistance, rebel, recreant) |
| sceptic(noun, adjective, radical, revolutionary, detractor) |
| skeptic(noun, person, incredulity, unbelieving, unbeliever) |
| heterodox(adjective, sectarian, incredulity) |
| recusant(noun, dissent) |
| disbeliever(noun, unbeliever) |