Infernal
Infernal adjective - Deserving of one's condemnation or displeasure.
Not known and infernal are semantically related. In some cases you can use "Not known" instead an adjective "Infernal".
Nearby Words: inferno, infernally
Not known
Mutual synonyms
Both terms in one sentence
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Their domain is actually not called Hell, but the Infernal Worlds, since demons are extradimensional parasites, and their exact numbers are not known.
Source: Demon Lords and Archdevils
Cite this Source
Not known and Infernal. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/infernal/not_known
Infernal & Not known. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/infernal/not_known>.
Not known or Infernal. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/infernal/not_known.
Google Ngram Viewer shows how "infernal" and "not known" have occurred on timeline