Inextinguishable and Unquenchable

Inextinguishable

Inextinguishable adjective - Incapable of being satisfied.
Usage example: possesses an inextinguishable optimism that the voters find very appealing

Unquenchable is a synonym for inextinguishable in indestructible topic. In some cases you can use "Unquenchable" instead an adjective "Inextinguishable", when it comes to topics like irrepressible. popular alternative

Unquenchable

Unquenchable adjective - Incapable of being satisfied.
Usage example: from a very early age she displayed an unquenchable curiosity about the natural world

Inextinguishable is a synonym for unquenchable. You can use "Inextinguishable" instead the word "Unquenchable" as an adjective or a noun. popular alternative
Cite this Source
Unquenchable and Inextinguishable. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/inextinguishable/unquenchable
Inextinguishable & Unquenchable. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/inextinguishable/unquenchable>.
Unquenchable or Inextinguishable. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/inextinguishable/unquenchable.
Google Ngram Viewer shows how "inextinguishable" and "unquenchable" have occurred on timeline