Breadcrumb Home > Thesaurus > H Cite Synonyms of holier than thou Find synonyms for: Adjective1. holier-than-thou, pietistic, pietistical, pharisaic, pharisaical, sanctimonious, self-righteous, pious (vs. impious)usage: excessively or hypocritically pious; "a sickening sanctimonious smile"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. TrendingHere are the facts and trivia that people are buzzing about. January 2021 Current Events: US News The Holocaust (1933–1945) Chinese New Year History, Meaning, and Celebrations Noble Titles and Ranks in a Monarchy The 5 Best Air Purifiers of 2020 Inaugural Trivia Related Content Daily Word Quiz: jerrybuilt Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language