Thesaurus

Synonyms for Crusty include:

ariled, arillate, atrabilious, awninged, bad-tempered, barnacled, beaded, bilious, blanketed, bristly, canopied, cantankerous, choleric, churlish, cloaked, clothed, covered, crabbed, crabby, cranky, cross, crotchety, crusted, crustlike, crusty, curmudgeonly, currish, dabbled, dark, disagreeable, dour, draped, drenched, drenched in, dyspeptic, encrusted, fractious, fussy, glowering, glum, grouchy, gruff, grumpy, hot-tempered, hotheaded, huffish, ill-humored, ill-humoured, ill-natured, ill-tempered, irascible, irritable, liverish, mantled, misanthropic, misanthropical, misogynous, moody, moon-splashed, morose, moss-grown, mossy, mud-beplastered, muffled, nagging, nettlesome, ornery, overgrown, peckish, peevish, peritrichous, pettish, petulant, plastered, prickly, quick-tempered, saturnine, scratchy, sealed, shirty, short-tempered, shrewish, smothered, snappish, snappy, snorty, snow-clad, snow-covered, snowy, sour, spattered, splashed, splashy, splattered, splenetic, spoiled, spoilt, sulky, sullen, sun-drenched, surly, techy, testy, tetchy, thickspread, tiled, ugly, unpleasant, vinegarish, vinegary, waspish, white, wrapped

crusty is a ADJ.