pariah (n.)
- alien
- anchorite
- ascetic
- case
- castaway
- character
- crackpot
- crank
- derelict
- eccentric
- eremite
- exile
- expatriate
- fanatic
- hermit
- hobo
- homebody
- invalid
- isolationist
- kook
- leper
- loner
- marabout
- maverick
- natural
- nonconformist
- nut
- oddball
- oddity
- original
- outcast
- outcaste
- outlaw
- outsider
- recluse
- screwball
- shut-in
- solitaire
- solitary
- solitudinarian
- stay-at-home
- stylite
- tramp
- type
- undesirable
- untouchable
- zealot