1) Born out of wedlock 2) Contrary to law 3) Criminal 4) Crooked 5) Dishonest 6) Forbidden 7) Illegal 8) Illegitimate 9) Illicit 10) Improper 11) Irregular 12) Not lawful 13) Unconventional Found on https://www.crosswordclues.com/clue/unlawful
(adj). For maintaining the social existence, law and order situations, constitutional principles, social uplifts various obligatory state, central or statutory provisions are implemented. Actions against such provisions or non actions of required provisions are called unlawful actions Found on http://www.encyclo.co.uk/local/21213