Monkish(a.) Like a monk, or pertaining to monks; monastic; as, monkish manners; monkish dress; monkish solitude.
Thesaurus Entries
Apostolic, Encratic, Lenten, Platonic, Pythagorean, Rechabite, Shaker, Spartan, Stoic, abbacomes, abbot, absolute, abstemious, abstinent, acarpous, alone, arid, ascetic, azygous, bachelor, barren, beadsman, brother, caloyer, celibataire, cenobite, chaste, childless, continent, conventual, conventual prior, desert, desolate, drained, dried-up, dry, exhausted, fallow, first and last, friar, fruitarian, fruitless, gaunt, gelded, grand prior, hermit, hieromonach, immaculate, impair, impotent, ineffectual, infecund, infertile, intact, issueless, jejune, lay abbot, lay brother, leached, lone, maidenly, mendicant, menopausal, misogamic, misogamist, misogynist, misogynous, monachal, monastic, monk, monkish, nephalistic, nonfertile, nonproducing, nonproductive, nonprolific, nun, odd, on the wagon, one and only, only, only-begotten, palmer, pilgrim, pillar saint, pillarist, priest, prior, pure, religieux, religious, sexually abstinent, sine prole, single, singular, sole, spinster, sterile, stylite, sucked dry, sworn off, teemless, teetotal, uncultivated, undefiled, unfertile, unfruitful, unique, unmarried, unpaired, unplowed, unproductive, unprolific, unrepeated, unsown, unsullied, untilled, unwed, vegetarian, vestal, virgin, virginal, virtuous, waste, wasted, without issue