unreal vs make-believe

unreal is not a noun while make-believe is a noun.

Word	Noun	Adjective	Verb	Adverb
unreal	No	Yes	No	No
make-believe	Yes	Yes	No	No

unreal (noun)	make-believe (noun)
	the enactment of a pretense
	imaginative intellectual play

unreal (adjective)	make-believe (adjective)
lacking in reality or substance or genuineness; not corresponding to acknowledged facts or criteria	imagined as in a play
not actually such; being or seeming fanciful or imaginary
lacking material form or substance; unreal
contrived by art rather than nature