crotchety, irascible, cantankerous, grumpy, crabby, cranky, genial, dyspeptic, misanthropic, avuncular, grouchy, dotty, gruff, acerbic, droll, sardonic, crusty, humorless, nerdish, pompous, wry, smart aleck, eccentric, supercilious, old codger, doltish, priggish, snappish, amiable, tweedy, peevish, lovable, pedantic, waspish, smarmy, weaselly, hangdog, doddering, erudite, ornery, snobbish, daffy, choleric, censorious, oafish, owlish, clubbable, flinty, smug, grizzled, dimwitted, bumptious, grumbly, incommunicative, demented, glib, loveable, slobbish, bewhiskered, snide, morose, buffoonish, jocular, taciturn, puckish, haughty, snooty, jowly, snarky, querulous, boorish, goatish, foppish, neurotic, condescending, waggish, orotund, pugnacious, sarcastic, tenderhearted, disdainful, falstaffian, churlish, surly, ambitionless, stolid, smirky, senile, grandfatherly, sly, sententious, affable, schoolmasterly, thickheaded, philistine, garrulous, phlegmatic, effete, timorous, endearing, splenetic, nebbishy, opinionated, brusque, cocksure, easygoing, extrovert, gentlemanly, mannered, overbearing, reticent, unassuming, unprofessional

ill-humored, ill-humoured, ill-natured