homosexuality vs queerness

homosexuality and queerness both are nouns.

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

As nouns, homosexuality and queerness are synonyms defined as:

homosexuality and queerness: a sexual attraction to (or sexual relations with) persons of the same sex

Other synonyms of homosexuality include gayness, homoeroticism, homosexualism.

homosexuality (noun)	queerness (noun)
a sexual attraction to (or sexual relations with) persons of the same sex	a sexual attraction to (or sexual relations with) persons of the same sex
	a strange attitude or habit