request vs quest

request and quest both are nouns.

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

As verbs, request and quest are synonyms defined as:

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

request (noun)	quest (noun)
the verbal act of requesting	the act of searching for something
a formal message requesting something that is submitted to an authority	a search for an alternative that meets cognitive criteria

request (verb)	quest (verb)
express the need or desire for	seek alms, as for religious purposes
ask (a person) to do something	express the need or desire for
inquire for (information)	bark with prolonged noises, of dogs
	search the trail of (game)
	make a search (for)