sanctimonious
[adjective]
Synonyms: holier-than-thou, hypocritical, pious, self-righteous, smug

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Antonyms: unsanctimonious
Related Words: deceiving, false, snuffling

[TahlilGaran] English Synonym Dictionary ▲

sanc‧ti‧mo‧ni‧ous /ˌsæŋktəˈməʊniəs◂, ˌsæŋktɪˈməʊniəs◂ $ -ˈmoʊ-/ adjective formal
[Date: 1600-1700; Origin: sanctimony 'sanctimoniousness' (16-21 centuries), from Latin sanctimonia 'holiness', from sanctus; ⇒ saint]
behaving as if you are morally better than other people, in a way that is annoying – used to show disapproval Synonym : self-righteous:
sanctimonious politicians preaching about family values
—sanctimoniously adverb
—sanctimoniousness noun [uncountable]

[TahlilGaran] Dictionary of Contemporary English ▲