ask vs quest

ask is not a noun while quest is a noun.

Word	Noun	Adjective	Verb	Adverb
ask	No	No	Yes	No
quest	Yes	No	Yes	No

As verbs, quest is a hypernym of ask; that is, quest is a word with a broader meaning than ask:

Other hypernyms of ask include ask for, bespeak, call for, request.

As verbs, quest is a hypernym of ask; that is, quest is a word with a broader meaning than ask:

Other hypernyms of ask include ask for, bespeak, call for, request.

ask (noun)	quest (noun)
	the act of searching for something
	a search for an alternative that meets cognitive criteria

ask (verb)	quest (verb)
make a request or demand for something to somebody	seek alms, as for religious purposes
direct or put; seek an answer to	express the need or desire for
address a question to and expect an answer from	bark with prolonged noises, of dogs
consider obligatory; request and expect	search the trail of (game)
require or ask for as a price or condition	make a search (for)
make a date
require as useful, just, or proper