strike a note vs affect

strike a note is not a noun while affect is a noun.

Word	Noun	Adjective	Verb	Adverb
strike a note	No	No	Yes	No
affect	Yes	No	Yes	No

As verbs, affect is a hypernym of strike a note; that is, affect is a word with a broader meaning than strike a note:

Other hypernyms of strike a note include impress, move, strike.

strike a note (noun)	affect (noun)
	the conscious subjective aspect of feeling or emotion

strike a note (verb)	affect (verb)
refer to or be relevant or familiar to	act physically on; have an effect upon
	have an effect upon
	make believe with the intent to deceive
	have an emotional or cognitive impact upon
	connect closely and often incriminatingly