Origin: Latin suffix -ous
Sacrilegious has 2 different meanings across 1 category:
grossly irreverent toward what is held to be sacred
"blasphemous rites of a witches' Sabbath"
"profane utterances against the Church"
"it is sacrilegious to enter with shoes on"
Committing sacrilege; acting or speaking very disrespectfully toward what is held to be sacred.