country vs demesne

country and demesne both are nouns.

Word	Noun	Adjective	Verb	Adverb
country	Yes	No	No	No
demesne	Yes	No	No	No

country (noun)	demesne (noun)
a politically organized body of people under a single government	territory over which rule or control is exercised
the people who live in a nation or country	extensive landed property (especially in the country) retained by the owner for his own use
the territory occupied by a nation
an area outside of cities and towns
a particular geographical region of indefinite boundary (usually serving some special purpose or distinguished by its people or culture or geography)