Cataclysmal and Harmless
Opposite meaning words
Cataclysmal
Cataclysmal adjective - Causing or tending to cause destruction.
Usage example: a cataclysmal landslide that virtually wiped out the village
Harmless is an antonym for cataclysmal.
Harmless
Harmless adjective - Not causing or being capable of causing injury or hurt.
Cataclysmal is an antonym for harmless.
Cite this Source
Harmless and Cataclysmal. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/cataclysmal/harmless
Cataclysmal & Harmless. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/cataclysmal/harmless>.
Harmless or Cataclysmal. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/cataclysmal/harmless.
Google Ngram Viewer shows how "cataclysmal" and "harmless" have occurred on timeline