Adamantine and Placable

Adamantine

Adamantine adjective - Sticking to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion.
Usage example: the adamantine opposition of his parents to his marriage to a girl from a poor family

Placable is an antonym for adamantine.

Nearby Word: adamant

Placable

Placable adjective - Easily calmed or pacified.

Adamantine is an antonym for placable.

Nearby Words: placate, placed, placating, placated
Cite this Source
Placable and Adamantine. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/adamantine/placable
Adamantine & Placable. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/adamantine/placable>.
Placable or Adamantine. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/adamantine/placable.
Google Ngram Viewer shows how "adamantine" and "placable" have occurred on timeline