entireness vs entire

entireness and entire both are nouns.

Word	Noun	Adjective	Verb	Adverb
entireness	Yes	No	No	No
entire	Yes	Yes	No	No

entireness (noun)	entire (noun)
the state of being total and complete	uncastrated adult male horse

entireness (adjective)	entire (adjective)
	(of leaves or petals) having a smooth edge; not broken up into teeth or lobes
	(used of domestic animals) sexually competent
	constituting the full quantity or extent; complete
	constituting the undiminished entirety; lacking nothing essential especially not damaged