| crackpot(character, dissentient, misfit) |
| crazy person(noun, person) |
| dement(character, fanatic, dissentient, misfit, dingbat) |
| different breed(expression, character, dissentient, misfit) |
| ding-a-ling(character, fanatic, dissentient, misfit, dingbat) |
| dingbat(character, fanatic, dissentient, misfit, ultraist) |
| dissentient(character, misfit) |
| eccentric(character, dissentient, misfit) |
| fanatic(dingbat, ultraist) |
| fruitcake(character, fanatic, dissentient, misfit, dingbat) |
| harebrain(fanatic, dingbat, ultraist) |
| innovativeness(character, fanatic, dissentient, misfit, dingbat) |
| insane person |
| kook(fanatic, dingbat, ultraist) |
| lamebrain(fanatic, dingbat, ultraist) |
| madperson(character, dissentient, misfit) |
| madwoman(character, fanatic, dissentient, misfit, dingbat) |
| mental case(expression, character, dissentient, misfit) |
| misbeliever(character, dissentient, misfit) |
| misfit(character, dissentient) |