Dateless and Immemorial

Dateless

Dateless adjective - Dating or surviving from the distant past.
Usage example: dateless artifacts left by an obscure people of the distant past

Immemorial is a synonym for dateless. In some cases you can use "Immemorial" instead an adjective "Dateless". popular alternative

Immemorial

Immemorial adjective - Dating or surviving from the distant past.
Usage example: the immemorial Alps, where once Hannibal's army marched

Dateless is a synonym for immemorial in ancient topic. You can use "Dateless" instead an adjective "Immemorial". popular alternative
Cite this Source
Immemorial and Dateless. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/dateless/immemorial
Dateless & Immemorial. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/dateless/immemorial>.
Immemorial or Dateless. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/dateless/immemorial.
Google Ngram Viewer shows how "dateless" and "immemorial" have occurred on timeline