Cataclysmal and Harmful

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Cataclysmal adjective - Bringing about ruin or misfortune.

Usage example: a cataclysmal decision to plunge the nation into war

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Harmful and cataclysmal are semantically related. In some cases you can use "Harmful" instead an adjective "Cataclysmal".

Harmful adjective - Causing or capable of causing harm.

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Cataclysmal and harmful are semantically related. Sometimes you can use "Cataclysmal" instead an adjective "Harmful".

Nearby Words: harm, harmed, harmless, harmfully, harmlessly

Cite this Source

Harmful and Cataclysmal. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/cataclysmal/harmful

Cataclysmal & Harmful. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/cataclysmal/harmful>.

Harmful or Cataclysmal. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/cataclysmal/harmful.

Google Ngram Viewer shows how "cataclysmal" and "harmful" have occurred on timeline