lawfulness vs legality

lawfulness and legality both are nouns.

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

As nouns, legality is a hyponym of lawfulness; that is, legality is a word with a more specific, narrower meaning than lawfulness:

Other hyponyms of lawfulness include legitimacy, licitness, semi-legality, semilegality.

lawfulness (noun)	legality (noun)
the quality of conforming to law	lawfulness by virtue of conformity to a legal statute