Dateless and Impermanent

Dateless

Dateless adjective - Lasting forever.
Usage example: the dateless cycle of the seasons

Impermanent is an antonym for dateless.

Impermanent

Impermanent adjective - Intended to last, continue, or serve for a limited time.
Usage example: built an impermanent structure to serve for the archaeologists' living quarters during the dig

Dateless is an antonym for impermanent.
Cite this Source
Impermanent and Dateless. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/dateless/impermanent
Dateless & Impermanent. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/dateless/impermanent>.
Impermanent or Dateless. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/dateless/impermanent.
Google Ngram Viewer shows how "dateless" and "impermanent" have occurred on timeline