Implacable and Tenacious

Implacable

Implacable adjective - Sticking to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion.
Usage example: an implacable judge who knew in his bones that the cover-up extended to the highest levels of government

Tenacious and implacable are semantically related In some cases you can use "Tenacious" instead an adjective "Implacable".

Nearby Words: implacability, implacably

Tenacious

Tenacious adjective - Continuing despite difficulties, opposition, or discouragement.
Usage example: a tenacious trainer, she adheres to her grueling swimming schedule no matter what

Implacable and tenacious are semantically related in persevering topic. Sometimes you can use "Implacable" instead an adjective "Tenacious".

Nearby Words: tenacity, tenaciously

Both words in one sentence

  • Bug War Being made up of a sort of alien lego, they aren't particularly chitinous or drooling, but they are as implacable and tenacious as anything else on this page.
    Source: Bug War
  • Music / Ray Stevens Implacable Man: Erik the Awful, the brutal, and tenacious.
Cite this Source
Tenacious and Implacable. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/implacable/tenacious
Implacable & Tenacious. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/implacable/tenacious>.
Tenacious or Implacable. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/implacable/tenacious.
Google Ngram Viewer shows how "implacable" and "tenacious" have occurred on timeline