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Definition of illicitness
illicitness
/ɪˈlɪs.ɪt.nəs/
il · lic · it · ness
Adverb:illicitly
•Adjective:illicit
illicitness Lexical Profile
CEFR
C1
Grade
11
Tier
2
Usage
Rare
Syllables
4
illicitness Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
The state or quality of being forbidden by law, rules, or social custom; unlawfulness or impropriety.
Example
"The sheer illicitness of the underground market made it difficult for economists to measure its true scale."
Synonyms
View all synonyms for illicitness Antonyms
View all antonyms for illicitness• Rhymes for illicitness
Word Origin & Etymology
Formed from the adjective 'illicit' (from Latin illicitus, meaning 'not allowed' or 'unlawful', from in- 'not' and licitus 'lawful') combined with the native English suffix '-ness'.
Cite this Entry
Wordmom. (2026). Definition of Illicitness. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/illicitness