Implacable
Implacable adjective - Sticking to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion.
Nearby Words: implacability, implacably
Merciful
Merciful adjective - Showing or giving mercy.
Usage example: a merciful god
Implacable is an antonym for merciful.
Both words in one sentence
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He was known for being implacable in the battlefield, but a skilled negotiator who was merciful to his enemies and fair in times of peace.
Source: Useful Notes / Duke of Caxias
Cite this Source
Merciful and Implacable. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/implacable/merciful
Implacable & Merciful. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/implacable/merciful>.
Merciful or Implacable. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/implacable/merciful.
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