Ongoing and Timeless

Ongoing

Ongoing adjective - Having an existence or validity that does not change or diminish.
Usage example: an ongoing commitment to improving their community

Timeless and ongoing are semantically related in continue topic. In some cases you can use "Timeless" instead an adjective "Ongoing".

Timeless

Timeless adjective - Having an existence or validity that does not change or diminish.
Usage example: views the church's message and mission as timeless and not subject to the whim of the people

Ongoing and timeless are semantically related in continue topic. Sometimes you can use "Ongoing" instead an adjective "Timeless".
Cite this Source
Timeless and Ongoing. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/ongoing/timeless
Ongoing & Timeless. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/ongoing/timeless>.
Timeless or Ongoing. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/ongoing/timeless.
Google Ngram Viewer shows how "ongoing" and "timeless" have occurred on timeline