Deadly and Pernicious

Deadly

Deadly adjective - Likely to cause or capable of causing death.
Usage example: the doctors were alarmed about the outbreak of the deadly new virus

Pernicious is a synonym for deadly in help topic. In some cases you can use "Pernicious" instead an adjective "Deadly", when it comes to topics like dangerous, noxious, lethal, murderous. popular alternative

Nearby Word: dead

Pernicious

Pernicious adjective - Causing or capable of causing harm.
Usage example: the pernicious effects of illegal narcotics on society

Deadly is a synonym for pernicious in help topic. You can use "Deadly" instead an adjective "Pernicious", if it concerns topics such as bad, noxious, wicked, murderous. popular alternative

Nearby Word: perniciously
Cite this Source
Pernicious and Deadly. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/deadly/pernicious
Deadly & Pernicious. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/deadly/pernicious>.
Pernicious or Deadly. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/deadly/pernicious.
Google Ngram Viewer shows how "deadly" and "pernicious" have occurred on timeline