want vs tightness

want and tightness both are nouns.

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

As nouns, tightness is a hyponym of want; that is, tightness is a word with a more specific, narrower meaning than want:

Other hyponyms of want include absence, dearth, famine, shortage, deficit, mineral deficiency, shortness, stringency.

want (noun)	tightness (noun)
a specific feeling of desire	lack of movement or room for movement
anything that is necessary but lacking	extreme stinginess
a state of extreme poverty	the spatial property of being crowded together
the state of needing something that is absent or unavailable	a tight feeling in some part of the body
	a state occasioned by scarcity of money and a shortage of credit

want (verb)	tightness (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