Ancient Greek lemma · Strong’s G987

βλασφημέω

blasphemeo · /blas-fay-meh'-o/ — “blaspheme”

speak profanely of sacred things; offer rash prayers; utter imprecations; speak ill; to the prejudice of; slander; to have evil spoken of one; speak impiously; irreverently of God, blaspheme

Derivation: from blaspheme (root)