Infestation
Infestation noun - The state of being invaded or overrun by parasites.
Virus and infestation are semantically related. In some cases you can use "Virus" instead a noun "Infestation".
Nearby Words: infested, infesting
Virus
Virus noun - (virology) ultramicroscopic infectious agent that replicates itself only within cells of living hosts; many are pathogenic; a piece of nucleic acid (DNA or RNA) wrapped in a thin coat of protein.
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Synonyms for Virus
Infestation and virus are semantically related. Sometimes you can use "Infestation" instead a noun "Virus".
Nearby Word: viral
Mutual synonyms
Both words in one sentence
- And constantly straining to get in the Empire are the Symbiots, a metamorphic plague/virus/infestation.
Source: Standard Sci-Fi Setting -
There's always one of these, and he (plus his inexplicably hot girlfriend, unless the roles are reversed) is always the hero who deduces how to stop the plague/virus/infestation/attack/etc/etc.
Source: Ignored Expert -
The Virus, The Plague, or some similar infestation or contaminant has gotten out of containment and threatens to spread uncontrollably.
Source: It's the Only Way to Be Sure
Cite this Source
Virus and Infestation. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/infestation/virus
Infestation & Virus. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/infestation/virus>.
Virus or Infestation. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/infestation/virus.
Google Ngram Viewer shows how "infestation" and "virus" have occurred on timeline