illicit
4 synonyms and 1 antonym for illicit, grouped by meaning and by how common each one is.
Adjective — Not permitted by law or social convention; forbidden.
Synonyms
Less common
Still standard English, but they carry more weight.
Rare, literary or technical
Precise, but they will stand out — check the sense before using one.
Antonyms
How to use illicit
The word patterns that sound natural to a native speaker.
Etymology
Borrowed from French illicite, from Latin illicitus — in- ("not") + licitus ("allowed").
Full origin of illicit →