queer vs queerness

queer and queerness both are nouns.

Word	Noun	Adjective	Verb	Adverb
queer	Yes	Yes	Yes	No
queerness	Yes	No	No	No

queer (noun)	queerness (noun)
offensive term for a homosexual man	a sexual attraction to (or sexual relations with) persons of the same sex
	a strange attitude or habit

queer (adjective)	queerness (adjective)
homosexual or arousing homosexual desires
beyond or deviating from the usual or expected

queer (verb)	queerness (verb)
put in a dangerous, disadvantageous, or difficult position
hinder or prevent (the efforts, plans, or desires) of