country vs Tonga

country and Tonga both are nouns.

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

country (noun)	Tonga (noun)
a politically organized body of people under a single government	the language of the Tongan people of south central Africa (Zambia and Rhodesia)
the people who live in a nation or country	a monarchy on a Polynesian archipelago in the South Pacific; achieved independence from the United Kingdom in 1970
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)