Gambia vs Africa

Gambia and Africa both are nouns.

Word	Noun	Adjective	Verb	Adverb
Gambia	Yes	No	No	No
Africa	Yes	No	No	No

Gambia (noun)	Africa (noun)
a narrow republic surrounded by Senegal in West Africa	the second largest continent; located to the south of Europe and bordered to the west by the South Atlantic and to the east by the Indian Ocean