unreal vs aery

unreal is not a noun while aery is a noun.

Word	Noun	Adjective	Verb	Adverb
unreal	No	Yes	No	No
aery	Yes	Yes	No	No

unreal (noun)	aery (noun)
	any habitation at a high altitude
	the lofty nest of a bird of prey (such as a hawk or eagle)

unreal (adjective)	aery (adjective)
lacking in reality or substance or genuineness; not corresponding to acknowledged facts or criteria	characterized by lightness and insubstantiality; as impalpable or intangible as air
not actually such; being or seeming fanciful or imaginary
lacking material form or substance; unreal
contrived by art rather than nature