district vs dominion

district and dominion both are nouns.

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

As nouns, district and dominion are synonyms defined as:

district and dominion: a region marked off for administrative or other purposes

Other synonyms of district include territorial dominion, territory.

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

district (verb)	dominion (verb)
regulate housing in; of certain areas of towns