A violation of a statute, regulation or ordinance, which may be criminal or merely not in conformity; that which lacks authority of or support from the law.

The Islamic legal system derived from the religious precepts of Islam, particularly the Koran and the Hadith. It is an Arabic language term meaning a body of moral and religious law derived from religious prophecy.

A union of two people not formalised in the customary manner as prescribed by law but created by an informal agreement to marry followed by cohabitation. As the union is not legally recognised it does not affect or grant any rights of property ownership, rights of survivorship or spousal benefits as between the parties.