11 letters · 20 points in Scrabble
adjective grossly irreverent toward what is held to be sacred
adjective characterized by profanity or cursing
originFrom Latin blasphēmus (“blaspheming”), from Ancient Greek βλάσφημος (blásphēmos, “uttering ill-omened words”), equivalent to blaspheme + -ous.
Etymology from Wiktionary, CC BY-SA 3.0