Deathly and Harmful

Deathly

Deathly adjective - Likely to cause or capable of causing death.
Usage example: smallpox is one deathly disease that medical science has been able to conquer

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

Nearby Word: death

Harmful

Harmful adjective - Causing or capable of causing harm.

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

Cite this Source
Harmful and Deathly. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/deathly/harmful
Deathly & Harmful. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/deathly/harmful>.
Harmful or Deathly. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/deathly/harmful.
Google Ngram Viewer shows how "deathly" and "harmful" have occurred on timeline