Inextinguishable and Relentless

Inextinguishable

Inextinguishable adjective - Impossible to destroy.

Relentless and inextinguishable are semantically related. In some cases you can use "Relentless" instead an adjective "Inextinguishable".

Relentless

Relentless adjective - Showing no signs of slackening or yielding in one's purpose.

Inextinguishable and relentless are semantically related. Sometimes you can use "Inextinguishable" instead an adjective "Relentless".

Nearby Word: relentlessly
Cite this Source
Relentless and Inextinguishable. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/inextinguishable/relentless
Inextinguishable & Relentless. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/inextinguishable/relentless>.
Relentless or Inextinguishable. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/inextinguishable/relentless.
Google Ngram Viewer shows how "inextinguishable" and "relentless" have occurred on timeline