want vs requisite

want and requisite both are nouns.

Word	Noun	Adjective	Verb	Adverb
want	Yes	No	Yes	No
requisite	Yes	Yes	No	No

As nouns, requisite is a hypernym of want; that is, requisite is a word with a broader meaning than want:

Other hypernyms of want include essential, necessary, necessity, requirement.

want (noun)	requisite (noun)
a specific feeling of desire	anything indispensable
anything that is necessary but lacking
a state of extreme poverty
the state of needing something that is absent or unavailable

want (adjective)	requisite (adjective)
	necessary for relief or supply

want (verb)	requisite (verb)
wish or demand the presence of
have need of
hunt or look for; want for a particular reason
feel or have a desire for; want strongly
be without, lack; be deficient in