noun
sacrilege implies a violation of something sacred, as by appropriating to oneself or to a secular use something that has been dedicated to a religious purpose; profanation suggests a lack of reverence or a positive contempt for things regarded as sacred; desecration implies a removal of the sacredness of some object or place, as by defiling or polluting it
See sacrilege in Webster's New World Roget's A-Z Thesaurus II
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