Self-righteousness \Self`-right"eous*ness\, n. The quality or state of being self-righteous; pharisaism. [1913 Webster]
26 Moby Thesaurus words for "self-righteousness": Tartuffery, Tartuffism, affectation, cant, false piety, falseness, goody-goodiness, hypocrisy, insincerity, mealymouthedness, mummery, oiliness, pharisaicalness, pharisaism, pietism, pietisticalness, piety, piousness, religionism, religiosity, sanctimoniousness, sanctimony, snivel, snuffle, unction, unctuousness