Synonyms for Blasphemous (same or very similar meaning)
WordNet sense 1 (grossly irreverent toward what is held to be sacred):
profane, sacrilegious
WordNet sense 2 (showing lack of due respect or veneration):
irreverent
WordNet sense 3 (characterized by profanity or cursing):
blue
WordNet sense 4 ((of behavior or especially language) characterized by obscenity or indecency):
dirty
From the ODE community, based on WordNet
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