(n.) The quality of being insincere; want of sincerity, or of being in reality what one appears to be; dissimulation; hypocritical; deceitfulness; hollowness; untrustworthiness; as, the insincerity of a professed friend; the insincerity of professions of regard.

Tartuffery Tartuffism affectation affectedness airs airs and graces apparent soundness artfulness artificiality cant casuistry circularity craftiness credibility gap crossed fingers deceitfulness disingenuousness distortion emptiness equivocalness equivocation evasive reasoning facade fallaciousness fallacy false front false piety false show falseheartedness falseness feigned belief flattering tongue forswearing fraud front goody-goodiness gush hollow mockery hollowness hypocrisy image intrigue jesuitism jesuitry mannerism mealymouthedness mere show misapplication mockery mummery mystification obfuscation obscurantism oiliness oversubtlety perjury perversion pharisaicalness pharisaism philosophism pietism pietisticalness piety piousness plausibility plausibleness pretense pretension prunes and prisms public image put-on putting on airs rationalization religionism religiosity sanctimoniousness sanctimony self-righteousness sham sharp practice show slobber smarm snivel snuffle sophism sophistical reasoning sophistication sophistry special pleading speciosity specious reasoning speciousness stylishness subtlety that flattering unction tongue in cheek uncandidness uncandor unction unctuousness unfrankness unnaturalness unsincereness untruthfulness vicious circle vicious reasoning