perk up vs affect

perk up is not a noun while affect is a noun.

Word	Noun	Adjective	Verb	Adverb
perk up	No	No	Yes	No
affect	Yes	No	Yes	No

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

perk up (noun)	affect (noun)
	the conscious subjective aspect of feeling or emotion

perk up (verb)	affect (verb)
gain or regain energy	act physically on; have an effect upon
cause to be alert and energetic	have an effect upon
	make believe with the intent to deceive
	have an emotional or cognitive impact upon
	connect closely and often incriminatingly