commonwealth vs estate

commonwealth and estate both are nouns.

Word	Noun	Adjective	Verb	Adverb
commonwealth	Yes	No	No	No
estate	Yes	No	No	No

commonwealth (noun)	estate (noun)
a politically organized body of people under a single government	a major social class or order of persons regarded collectively as part of the body politic of the country (especially in the United Kingdom) and formerly possessing distinct political rights
a political system in which the supreme power lies in a body of citizens who can elect people to represent them	extensive landed property (especially in the country) retained by the owner for his own use
a world organization of autonomous states that are united in allegiance to a central power but are not subordinate to it or to one another	everything you own; all of your assets (whether real property or personal property) and liabilities
the official name of some states in the United States (Massachusetts and Pennsylvania and Virginia and Kentucky) and associated territories (Puerto Rico)