reflexive vs reflexiveness

reflexive and reflexiveness both are nouns.

Word	Noun	Adjective	Verb	Adverb
reflexive	Yes	Yes	No	No
reflexiveness	Yes	No	No	No

reflexive (noun)	reflexiveness (noun)
a personal pronoun compounded with -self to show the agent's action affects the agent	the coreferential relation between a reflexive pronoun and its antecedent
	(logic and mathematics) a relation such that it holds between an element and itself

reflexive (adjective)	reflexiveness (adjective)
referring back to itself
without volition or conscious control