unitary vs administration

unitary is not a noun while administration is a noun.

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

unitary (noun)	administration (noun)
	a method of tending to or managing the affairs of some group of people (especially the group's business affairs)
	the act of administering medication
	the act of meting out justice according to the law
	the act of governing; exercising authority
	the persons (or committees or departments etc.) who make up a body for the purpose of administering something
	the tenure of a president

unitary (adjective)	administration (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