Lengthy
Unending
Unending adjective - Lasting forever.
Lengthy and unending are semantically related. Sometimes you can use "Lengthy" instead an adjective "Unending".
Nearby Word: unendingly
Mutual synonyms
Related pairs
Both words in one sentence
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The entire scene is lengthy, and is an unending combination of this and Hand or Object Underwear with extra credit to the film editors for keeping it clean with near-impossible difficulty.
Source: Scenery Censor
Cite this Source
Unending and Lengthy. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/lengthy/unending
Lengthy & Unending. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/lengthy/unending>.
Unending or Lengthy. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/lengthy/unending.
Google Ngram Viewer shows how "lengthy" and "unending" have occurred on timeline