βλασφημία

Etymology
From.

Noun

 * 1) word of evil omen, profane speech
 * 2) defamation, slander, libel
 * 3) blasphemy, irreverent speech against God
 * 1) blasphemy, irreverent speech against God

Etymology
From the roots *blas-, *mlas- from Proto-Indo-European + φημί (phēmí, “I say”).

Noun

 * 1) blasphemy