βλασφημία [4 verses](noun sg fem nom) "Blasphemy" is from blasphemia, which means "slander," "profane speech," "word of evil omen," and "irreverent speech against God." - (UW) This word means "word of evil omen," "profane speech," "slander," "defamation," and "abuse." Our word "blasphemy" comes directly from the Greek word, via the Bible. So our word came to mean specifically "slander against God." This word is only used twice in the Greek OT, to translate different Greek words, one is the Hebrew phrase that means "speak amiss error" and the other a Hebrew word that means "contempt." UW --Untranslated Word -- The word "blasphemy" means "slander." It is the untranslated Greek word adopted into English.