Irreplaceable
Irreplaceable adjective - Impossible to replace.
Single and irreplaceable are semantically related. In some cases you can use "Single" instead an adjective "Irreplaceable".
Single
Single adjective - Not married.
Irreplaceable and single are semantically related. Sometimes you can use "Irreplaceable" instead an adjective "Single".
Mutual synonyms
Both words in one sentence
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The second you undock with one, every single player in the game will attempt to murder you simply so that they can brag that they blew up an irreplaceable ship.
Source: Video Game / EVE Online
Cite this Source
Single and Irreplaceable. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/irreplaceable/single
Irreplaceable & Single. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/irreplaceable/single>.
Single or Irreplaceable. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/irreplaceable/single.
Google Ngram Viewer shows how "irreplaceable" and "single" have occurred on timeline