Persistent and Relentless

Persistent

Persistent adjective - Continuing despite difficulties, opposition, or discouragement.
Usage example: although his first attempts were singularly unsuccessful, he was persistent in his pursuit of a career in rock music

Relentless is a synonym for persistent in determined topic. In some cases you can use "Relentless" instead an adjective "Persistent", when it comes to topics like tenacious, continue, continuous, unrelenting. popular alternative

Relentless

Relentless adjective - Showing no signs of slackening or yielding in one's purpose.
Usage example: the team's offense was relentless in trying to score a touchdown

Persistent is a synonym for relentless in continue topic. You can use "Persistent" instead an adjective "Relentless", if it concerns topics such as continuous, unrelenting, unremitting. popular alternative

Nearby Word: relentlessly

Both words in one sentence

  • Kotetsu's first name contains the kanji for "tiger" (which inspired his superhero name) and "thorough," "relentless," or "complete." Kotetsu is often described as being persistent in his duties as a hero.
Cite this Source
Relentless and Persistent. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/persistent/relentless
Persistent & Relentless. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/persistent/relentless>.
Relentless or Persistent. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/persistent/relentless.
Google Ngram Viewer shows how "persistent" and "relentless" have occurred on timeline