sacrosanct
Meaning: holy, something that should not be criticized
Usage: In the United States, the Constitution is often thought of as a sacrosanct document.
sanctimonious
Meaning: giving a hypocritical appearance of piety
Usage: The sanctimonious student lectured others about honesty but copied answers during the quiz.
clergy
Meaning: members of Christian holy orders
Usage: Though the villagers viewed the church rectory as quaint and charming, the clergy who lived there regarded it as a mildewy and dusty place that aggravated their allergies.
consecrate
Meaning: to dedicate something to a holy purpose
Usage: Arvin consecrated his spare bedroom as a shrine to Christina.
idolatrous
Meaning: excessively worshipping one object or person
Usage: Xena’s idolatrous fawning over the band—following them on tour, starting their fan club, filming their documentary—is really beginning to get on my nerves.