Obstinate and Relentless

Obstinate

Obstinate adjective - Sticking to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion.
Usage example: the child was obstinate about wanting that specific toy, despite being offered several others

Relentless is a synonym for obstinate in stubborn topic. In some cases you can use "Relentless" instead an adjective "Obstinate", when it comes to topics like property, unrelenting.

Nearby Words: obstinacy, obstinately

Relentless

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

Obstinate is a synonym for relentless in property topic. Sometimes you can use "Obstinate" instead an adjective "Relentless", if it concerns topics such as stubborn, unrelenting.

Nearby Word: relentlessly
Cite this Source
Relentless and Obstinate. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/obstinate/relentless
Obstinate & Relentless. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/obstinate/relentless>.
Relentless or Obstinate. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/obstinate/relentless.
Google Ngram Viewer shows how "obstinate" and "relentless" have occurred on timeline