want vs look for

want is a noun but look for is not a noun.

Word	Noun	Adjective	Verb	Adverb
want	Yes	No	Yes	No
look for	No	No	Yes	No

As verbs, look for is a hypernym of want; that is, look for is a word with a broader meaning than want:

Other hypernyms of want include search, seek.

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

want (verb)	look for (verb)
wish or demand the presence of	try to locate or discover, or try to establish the existence of
have need of	be excited or anxious about
hunt or look for; want for a particular reason
feel or have a desire for; want strongly
be without, lack; be deficient in