Pest
Pest noun - A widespread disease resulting in a high rate of death.
Usage example: one of the great pests of the 20th century was the influenza epidemic of 1918, which killed millions across the globe
Plague
Plague noun - A widespread disease resulting in a high rate of death.
Usage example: the Black Death was a plague that killed about one third of Europe's population in the Middle Ages
Pest is a synonym for plague in nuisance topic. You can use "Pest" instead a noun "Plague", if it concerns topics such as annoyance, blight, pestilence. archaic substitute
Mutual synonyms
How words are described
Cite this Source
Plague and Pest. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/pest/plague
Pest & Plague. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/pest/plague>.
Plague or Pest. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/pest/plague.
Google Ngram Viewer shows how "pest" and "plague" have occurred on timeline