Not returned
Unreturned and not returned are semantically related. In some cases you can use "Unreturned" instead an adjective phrase "Not returned".
Unreturned
Not returned and unreturned are semantically related. You can use "Not returned" instead an adjective "Unreturned".
Mutual synonyms
Cite this Source
Unreturned and Not returned. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/not_returned/unreturned
Not returned & Unreturned. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/not_returned/unreturned>.
Unreturned or Not returned. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/not_returned/unreturned.
Google Ngram Viewer shows how "not returned" and "unreturned" have occurred on timeline