Irreplaceable
Irreplaceable adjective - Impossible to replace.
Important and irreplaceable are semantically related. In some cases you can use "Important" instead an adjective "Irreplaceable".
Important
Important adjective - Having great meaning or lasting effect.
Irreplaceable and important are semantically related. Sometimes you can use "Irreplaceable" instead an adjective "Important".
Mutual synonyms
Cite this Source
Important and Irreplaceable. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/irreplaceable/important
Irreplaceable & Important. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/irreplaceable/important>.
Important or Irreplaceable. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/irreplaceable/important.
Google Ngram Viewer shows how "irreplaceable" and "important" have occurred on timeline