SANCTIMONIOUS

[ ˌsaŋ(k)tɪ'məʊnɪəs ]

■ adjective derogatory making a show of being morally superior.

Derivatives

~ly adverb

~ness noun

sanctimony 'saŋ(k)tɪməni noun

Origin

C17: from L. sanctimonia 'sanctity' (from sanctus 'holy') + -ous .