punctuate vs quote

punctuate is not a noun while quote is a noun.

Word	Noun	Adjective	Verb	Adverb
punctuate	No	No	Yes	No
quote	Yes	No	Yes	No

As verbs, quote is a hyponym of punctuate; that is, quote is a word with a more specific, narrower meaning than punctuate:

punctuate (noun)	quote (noun)
	a punctuation mark used to attribute the enclosed text to someone else
	a passage or expression that is quoted or cited

punctuate (verb)	quote (verb)
insert punctuation marks into	repeat a passage from
interrupt periodically	refer to for illustration or proof
to stress, single out as important	put quote marks around
	name the price of