dominate vs dominion

dominate is not a noun while dominion is a noun.

Word	Noun	Adjective	Verb	Adverb
dominate	No	No	Yes	No
dominion	Yes	No	No	No

dominate (noun)	dominion (noun)
	a region marked off for administrative or other purposes
	dominance or power through legal authority

dominate (verb)	dominion (verb)
have dominance or the power to defeat over
be larger in number, quantity, power, status or importance
be in control
look down on
be greater in significance than