"wart" in the noun sense
1. wart
any small rounded protuberance (as on certain plants or animals)
2. wart
an imperfection in someone or something that is suggestive of a wart (especially in smallness or unattractiveness)
3. wart, verruca
pathology) a firm abnormal elevated blemish on the skin caused by a virus
Source: WordNet® (An amazing lexical database of English)
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