legality vs legal

legality is a noun but legal is not a noun.

Word	Noun	Adjective	Verb	Adverb
legality	Yes	No	No	No
legal	No	Yes	No	No

legality (noun)	legal (noun)
lawfulness by virtue of conformity to a legal statute

legality (adjective)	legal (adjective)
	established by or founded upon law or official or accepted rules
	of or relating to jurisprudence
	relating to or characteristic of the profession of law
	allowed by official rules
	having legal efficacy or force