Synonyms for

Unauthorized

Verb Another word for unauthorized — explore alternatives below. For syllable breakdowns and pronunciation, see this word on Syllablesworld.

Definition

Not given official permission or approval; illegal or unlawful.

Synonyms & similar words

unauthorised wildcat authorized unapproved forbidden prohibited illicit unlawful illegitimate noncompliant contraband bootleg underground covert clandestine unofficial unsanctioned unlicensed unpermitted unregulated untaxed unendorsed unaccredited

Try these popular words

the to and of a in i is that for you it

Practice

Play the Word Synonyms game · Choose level (start near 1)

Worksheets

Grade 4 · Grade 5 · Grade 6

Explore more words