unlawful

adjective

1. not conforming to legality, moral law, or social convention"an unconventional marriage"
2. contrary to or prohibited by or defiant of law"unlawful measures"
3. not morally right or permissible"unlawful love"
4. having no legally established claim"the wrongful heir to the throne"
5. contrary to or forbidden by law"an illegitimate seizure of power"