| fanatic(noun, religion, person, love, concern) |
| maniac(noun, person, concern, crazy, nut) |
| fiend(noun, person, concern, interest, informal) |
| freak(noun, person, concern, slang, crazy) |
| nut(noun, concern, slang, crazy, supporter) |
| devotee(noun, religion, activity, love, concern) |
| enthusiast(noun, religion, activity, love, concern) |
| partisan(noun, person, cause, supporter, radical) |
| addict(noun, person, advocate, nut, supporter) |
| buff(noun, concern, informal, nut, supporter) |
| disciple(noun, advocate, supporter, radical) |
| follower(noun, person, advocate, supporter) |
| dogmatist(noun, advocate, discrimination, supporter, radical) |
| aficionado(noun, nut, supporter, fanatic) |
| adherent(noun, advocate, supporter, radical) |
| bug(noun, concern, nut, supporter, radical) |
| supporter(noun, advocate, radical, follower) |
| religionist(noun, attitude, behavior, advocate, supporter) |
| sectary(noun, religion, love, belief, advocate) |
| votary(noun, religion, love, belief, advocate) |