knack vs talent

knack and talent both are nouns.

Word	Noun	Adjective	Verb	Adverb
knack	Yes	No	No	No
talent	Yes	No	No	No

As nouns, talent is a hypernym of knack; that is, talent is a word with a broader meaning than knack:

Other hypernyms of knack include endowment, gift, natural endowment.

knack (noun)	talent (noun)
a special way of doing something	natural abilities or qualities
	a person who possesses unusual innate ability in some field or activity