Sanctimony n. Holiness; devoutness; scrupulous austerity; sanctity; especially, outward or artificial saintliness; assumed or pretended holiness; hypocritical devoutness. "Her pretense is a pilgrimage;... which holy undertaking with most austere sanctimony she accomplished."
... my say yestidday an' now I'm done. Next time ther circuit-rider holds big meetin' I'm comin' through ter ther mourners' bench an' howl out sanctimony so loud I'll bust everybody's eardrums," and the big ... — The Roof Tree • Charles Neville Buck