Calamitous and Deleterious

Calamitous

Calamitous adjective - Bringing about ruin or misfortune.
Usage example: a calamitous decision to sell their products online exclusively ruined the business

Deleterious and calamitous are semantically related in disastrous topic. In some cases you can use "Deleterious" instead an adjective "Calamitous".

Nearby Words: calamity, calamitously

Deleterious

Deleterious adjective - Causing or capable of causing harm.

Calamitous and deleterious are semantically related in disastrous topic. You can use "Calamitous" instead an adjective "Deleterious".
Cite this Source
Deleterious and Calamitous. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/calamitous/deleterious
Calamitous & Deleterious. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/calamitous/deleterious>.
Deleterious or Calamitous. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/calamitous/deleterious.
Google Ngram Viewer shows how "calamitous" and "deleterious" have occurred on timeline