put off vs delay

put off is not a noun while delay is a noun.

Word	Noun	Adjective	Verb	Adverb
put off	No	No	Yes	No
delay	Yes	No	Yes	No

As verbs, delay is a hypernym of put off; that is, delay is a word with a broader meaning than put off:

put off (noun)	delay (noun)
	the act of delaying; inactivity resulting in something being put off until a later time
	time during which some action is awaited

put off (verb)	delay (verb)
avoid or try to avoid fulfilling, answering, or performing (duties, questions, or issues)	cause to be slowed down or delayed
take away the enthusiasm of	stop or halt
cause to feel embarrassment	slow the growth or development of
cause to feel intense dislike or distaste	act later than planned, scheduled, or required
hold back to a later time