estate vs nation

estate and nation both are nouns.

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

estate (noun)	nation (noun)
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 politically organized body of people under a single government
extensive landed property (especially in the country) retained by the owner for his own use	the people who live in a nation or country
everything you own; all of your assets (whether real property or personal property) and liabilities	a federation of tribes (especially Native American tribes)