Hard
Hard adjective - Given to exacting standards of discipline and self-restraint.
Usage example: a hard disciplinarian who is quick to punish the tiniest violation of the rules
Implacable is a synonym for hard in harsh topic. In some cases you can use "Implacable" instead an adjective "Hard", when it comes to topics like strict.
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
Hard is a synonym for implacable in inexorable topic. Sometimes you can use "Hard" instead an adjective "Implacable".
Nearby Words: implacability, implacably
Mutual synonyms
Both words in one sentence
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The sight of their Emperor, a symbol of their country's strength and divinity, breaking down causes many generals and leaders in the room - themselves hard and implacable men - to cry, some even falling to their knees in tears.
Source: Manly Tears -
Implacable Man: Killers in these movies are rather hard to kill, if not nigh-indestructible.
Source: Slasher Movie -
He goes on to prove he's quite the Bad Ass: a silent Implacable Man that nobody ever crosses for a reason, as Airachnid and later Wheeljack go on to learn the hard way.
Source: Cute Mute
Cite this Source
Implacable and Hard. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/hard/implacable
Hard & Implacable. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/hard/implacable>.
Implacable or Hard. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/hard/implacable.
Google Ngram Viewer shows how "hard" and "implacable" have occurred on timeline