monkish

from WordNet (r) 3.0 (2006)

monkish
    adj 1: befitting a monk; inclined to self-denial

from The Collaborative International Dictionary of English v.0.48

Monkish \Monk"ish\, a.
   Like a monk, or pertaining to monks; monastic; as, monkish
   manners; monkish dress; monkish solitude. -- {Monk"ish*ness},
   n.
   [1913 Webster]