Irretrievable
Irretrievable adjective - Not capable of being cured or reformed.
Unobserved and irretrievable are semantically related. In some cases you can use "Unobserved" instead an adjective "Irretrievable".
Nearby Word: irretrievably
Unobserved
Unobserved adjective - Not observed.
Irretrievable and unobserved are semantically related. Sometimes you can use "Irretrievable" instead an adjective "Unobserved".
Cite this Source
Unobserved and Irretrievable. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/irretrievable/unobserved
Irretrievable & Unobserved. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/irretrievable/unobserved>.
Unobserved or Irretrievable. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/irretrievable/unobserved.
Google Ngram Viewer shows how "irretrievable" and "unobserved" have occurred on timeline