/ Thesaurus / P Synonyms of pettishness Find synonyms for: Noun1. temper, biliousness, irritability, peevishness, pettishness, snappishness, surliness, ill natureusage: a disposition to exhibit uncontrolled anger; "his temper was well known to all his employees"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: entomology Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language