Fajir

In the context of Islam, a fajarah (Arabic: فاجر fājarah; plural فجرة fajarah) is a "wicked evil-doer", i.e. a "sinner by action". Compare kafir, a "sinner by disbelief in Allah".

The word appears in The Qur'an in Surah Abasa:

اُولٰٓٮِٕكَ هُمُ الۡكَفَرَةُ الۡفَجَرَةُ
"Such will be the Kafarah (disbelievers in Allâh, in His Oneness, and in His Messenger Muhammad), (and) the Fajarah (wicked evil doers)."

Quran 80:42