verruca vs blemish

verruca and blemish both are nouns.

Word	Noun	Adjective	Verb	Adverb
verruca	Yes	No	No	No
blemish	Yes	No	Yes	No

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

verruca: (pathology) a firm abnormal elevated blemish on the skin; caused by a virus
blemish: a mark or flaw that spoils the appearance of something (especially on a person's body)

Other hypernyms of verruca include defect, mar, keratosis.

verruca (noun)	blemish (noun)
(pathology) a firm abnormal elevated blemish on the skin; caused by a virus	a mark or flaw that spoils the appearance of something (especially on a person's body)

verruca (verb)	blemish (verb)
	add a flaw or blemish to; make imperfect or defective
	mar or impair with a flaw
	mar or spoil the appearance of