Albigensian
Catharist
Diogenes
Franciscan
Hieronymian
Hieronymite
Sabbatarian
Timon of Athens
Trappist
Waldensian
abstainer
anchoress
ascetic
bedridden invalid
bhikshu
cloistered monk
closet cynic
dervish
desert fathers
desert saints
eremite
fakir
flagellant
hermit
hermitess
homebody
invalid
isolationist
loner
marabout
mendicant
outcast
pariah
pillar saint
pillarist
puritan
recluse
sannyasi
seclusionist
shut-in
solitaire
solitary
solitudinarian
stay-at-home
stylite
yogi
yogin
anchoret
cenobite
communing
drum-roll
misanthrope