Synonyms of illegal
- 1 Syllable
- hot
- 2 Syllables
- heavy, undue, wildcat, banned, smuggled, crooked, unfair, wrongful, taboo, lawless, racket, no-no, tabu, bootleg, shady
- 3 Syllables
- villainous, criminal, unsporting, pirated, contraband, black-market, forbidden, violating, outlawed, felonious, proscribed, verboten, illicit, unlawful
- 4 Syllables
- undeserved, unscrupulous, unlicensed, unwarranted, unapproved, prohibited, extralegal, interdicted, unofficial, irregular, unethical, misbegotten, indictable, unconscientious, actionable
- 5 Syllables
- unwarrantable, unauthorized, prosecutable, under-the-counter, exploitative
- 6 Syllables
- illegitimate, unconstitutional