Not listed
Secret and not listed are semantically related. In some cases you can use "Secret" instead an adjective phrase "Not listed".
Secret
Secret adjective - Undertaken or done so as to escape being observed or known by others.
Not listed and secret are semantically related. You can use "Not listed" instead an adjective "Secret".
Mutual synonyms
Both terms in one sentence
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Of course, spoofed in the parody set Unhinged, which actually has a secret card that only exists in foil and is not listed in most spoilers.
Source: Urban Legend of Zelda -
Digimon World has many rumors about "secret" Mons not listed in the Digimon chart, particularly those that are known to exist in the game but aren't normally available.
Source: Urban Legend of Zelda
Cite this Source
Secret and Not listed. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/not_listed/secret
Not listed & Secret. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/not_listed/secret>.
Secret or Not listed. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/not_listed/secret.
Google Ngram Viewer shows how "not listed" and "secret" have occurred on timeline