common wart vs verruca

common wart and verruca both are nouns.

Word	Noun	Adjective	Verb	Adverb
common wart	Yes	No	No	No
verruca	Yes	No	No	No

As nouns, verruca is a hypernym of common wart; that is, verruca is a word with a broader meaning than common wart:

common wart: a benign growth (often with a rough surface)
verruca: (pathology) a firm abnormal elevated blemish on the skin; caused by a virus

Other hypernyms of common wart include wart.

common wart (noun)	verruca (noun)
a benign growth (often with a rough surface)	(pathology) a firm abnormal elevated blemish on the skin; caused by a virus