queer vs unusual

queer is a noun but unusual is not a noun.

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

queer (noun)	unusual (noun)
offensive term for a homosexual man

queer (adjective)	unusual (adjective)
homosexual or arousing homosexual desires	not usual or common or ordinary
beyond or deviating from the usual or expected	being definitely out of the ordinary and unexpected; slightly odd or even a bit weird
	not commonly encountered

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