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
Severe and implacable are semantically related In some cases you can use "Severe" instead an adjective "Implacable".
Nearby Words: implacability, implacably
Severe
Severe adjective - Given to exacting standards of discipline and self-restraint.
Usage example: a severe, uncompromising teacher who locked the classroom door precisely when the bell rang and let no one in afterward
Implacable and severe are semantically related in difficult topic. Sometimes you can use "Implacable" instead an adjective "Severe", if it concerns topics such as strict.
Mutual synonyms
Related pairs
Both words in one sentence
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After Megatron put a Restraining Bolt on him he did suffer from some severe Villain Decay, although even then he remained an Implacable Man of the first order.
Source: The Juggernaut
Cite this Source
Severe and Implacable. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/implacable/severe
Implacable & Severe. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/implacable/severe>.
Severe or Implacable. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/implacable/severe.
Google Ngram Viewer shows how "implacable" and "severe" have occurred on timeline