Endless
Unknown
Unknown adjective - Happening or existing without one's knowledge.
Endless and unknown are semantically related. Sometimes you can use "Endless" instead an adjective "Unknown".
Nearby Words: unknowable, unknowing
Mutual synonyms
Both words in one sentence
- After a fall that seemed endless, he soon found himself in a room in an unknown location.
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On their flight, One-Eye and Are board a Viking vessel but the ship is soon engulfed by an endless fog that first disintegrates as they sight an unknown land.
Source: Film / Valhalla Rising - Depending on your opinion, this may also qualify as Hilarious in Hindsight too: the endless promotion for a then-unknown Kesha on Key 103 Manchester, a British radio station's web site.
Cite this Source
Unknown and Endless. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/endless/unknown
Endless & Unknown. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/endless/unknown>.
Unknown or Endless. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/endless/unknown.
Google Ngram Viewer shows how "endless" and "unknown" have occurred on timeline