A really fast thesaurus... with lots of synonyms.
Illegal has 99 synonyms. The top synonyms for illegal are under-the-counter, nonconstitutional, unconstitutional, hardly the thing, under-the-table, contrary to law, against the law, nonpermissible and 91 more. Another word for illegal is under-the-counter. Browse the full list below.
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| Random | DefinitionA common synonym for illegal is under-the-counter. Other synonyms include nonconstitutional, unconstitutional, hardly the thing, under-the-table.
Illegal has 99 synonyms listed on Thesaurasize.
(adj): contrary to or forbidden by law, especially criminal law; not permitted by rules Example: "moving a pawn backward is an illegal move in chess." (n): an illegal immigrant
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