profound vs profundity

profound is not a noun while profundity is a noun.

Word	Noun	Adjective	Verb	Adverb
profound	No	Yes	No	No
profundity	Yes	No	No	No

profound (noun)	profundity (noun)
	the quality of being physically deep
	intellectual depth, penetrating knowledge, keen insight, etc; "the depth of my feeling"; "the profoundness of the silence"
	the intellectual ability to penetrate deeply into ideas
	wisdom that is recondite and abstruse and profound

profound (adjective)	profundity (adjective)
showing intellectual penetration or emotional depth
situated at or extending to great depth; too deep to have been sounded or plumbed
(of sleep) deep and complete
of the greatest intensity; complete
far-reaching and thoroughgoing in effect especially on the nature of something
coming from deep within one