Immovable and Unrelenting

Immovable

Immovable adjective - Sticking to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion.
Usage example: despite tears and pleading, the police officer was immovable on the matter of a hefty fine for speeding

Unrelenting is a synonym for immovable in steadfast topic. In some cases you can use "Unrelenting" instead an adjective "Immovable".

Nearby Words: immovability, immovably

Unrelenting

Unrelenting adjective - Sticking to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion.
Usage example: that professor tends to be unrelenting about deadlines

Immovable is a synonym for unrelenting. Sometimes you can use "Immovable" instead an adjective "Unrelenting".

Nearby Word: unrelentingly
Cite this Source
Unrelenting and Immovable. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/immovable/unrelenting
Immovable & Unrelenting. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/immovable/unrelenting>.
Unrelenting or Immovable. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/immovable/unrelenting.
Google Ngram Viewer shows how "immovable" and "unrelenting" have occurred on timeline