sacrilege vs desecration

sacrilege and desecration both are nouns.

Word	Noun	Adjective	Verb	Adverb
sacrilege	Yes	No	No	No
desecration	Yes	No	No	No

As nouns, sacrilege and desecration are synonyms defined as:

sacrilege and desecration: blasphemous behavior; the act of depriving something of its sacred character

Other synonyms of sacrilege include blasphemy, profanation.

sacrilege (noun)	desecration (noun)
blasphemous behavior; the act of depriving something of its sacred character	blasphemous behavior; the act of depriving something of its sacred character