Extinguished
Extinguished adjective - Of a conditioned response; caused to die out because of the absence or withdrawal of reinforcement.
Unknown and extinguished are semantically related. In some cases you can use "Unknown" instead an adjective "Extinguished".
Nearby Words: extinguishing, extinguisher
Unknown
Unknown adjective - Happening or existing without one's knowledge.
Extinguished and unknown are semantically related. Sometimes you can use "Extinguished" instead an adjective "Unknown".
Nearby Words: unknowable, unknowing
Mutual synonyms
Both words in one sentence
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Possibly unknown to the filmmakers there really was a British Military Intelligence Section 7: it was in charge of propaganda and was eventually extinguished.
Source: Government Agency of Fiction
Cite this Source
Unknown and Extinguished. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/extinguished/unknown
Extinguished & Unknown. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/extinguished/unknown>.
Unknown or Extinguished. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/extinguished/unknown.
Google Ngram Viewer shows how "extinguished" and "unknown" have occurred on timeline