unitary vs governance

unitary is not a noun while governance is a noun.

Word	Noun	Adjective	Verb	Adverb
unitary	No	Yes	No	No
governance	Yes	No	No	No

unitary (noun)	governance (noun)
	the act of governing; exercising authority
	the persons (or committees or departments etc.) who make up a body for the purpose of administering something

unitary (adjective)	governance (adjective)
characterized by or constituting a form of government in which power is held by one central authority
of or pertaining to or involving the use of units
relating to or characterized by or aiming toward unity
having the indivisible character of a unit