Dateless and Obsolete

Dateless

Dateless adjective - Having an existence or validity that does not change or diminish.
Usage example: it is because of their dateless themes that the plays of Shakespeare are still performed today

Obsolete is an antonym for dateless.

Obsolete

Obsolete adjective - Having passed its time of use or usefulness.

Dateless is an antonym for obsolete.

Cite this Source
Obsolete and Dateless. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/dateless/obsolete
Dateless & Obsolete. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/dateless/obsolete>.
Obsolete or Dateless. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/dateless/obsolete.
Google Ngram Viewer shows how "dateless" and "obsolete" have occurred on timeline