Illicit
Illicit adjective - Contrary to or forbidden by law.
Unacceptable and illicit are semantically related. in taboo topic. In some cases you can use "Unacceptable" instead an adjective "Illicit".
Nearby Word: illicitly
Unacceptable
Unacceptable adjective - Falling short of a standard.
Illicit and unacceptable are semantically related. Sometimes you can use "Illicit" instead an adjective "Unacceptable".
Nearby Word: unaccepted
Mutual synonyms
Both words in one sentence
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When his bandmates agree to Bowdlerise a song title to "Rondelation in the Key of C" (the previous title was "Pint Drunk", considered unacceptable for its reference to "illicit ethanol abuse"), he remarks that they're "something in the key of C".
Source: Country Matters -
First, she asks them if they've thought about the fact that a blood-related brother and sister dating would be socially unacceptable, and if they were willing to face the consequences of such actions, such as if she went to their father to tell them about the illicit relationship.
Source: Light Novel / Oreimo
Cite this Source
Unacceptable and Illicit. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/illicit/unacceptable
Illicit & Unacceptable. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/illicit/unacceptable>.
Unacceptable or Illicit. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/illicit/unacceptable.
Google Ngram Viewer shows how "illicit" and "unacceptable" have occurred on timeline