Africa vs Central African Republic

Africa and Central African Republic both are nouns.

Word	Noun	Adjective	Verb	Adverb
Africa	Yes	No	No	No
Central African Republic	Yes	No	No	No

Africa (noun)	Central African Republic (noun)
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	a landlocked country in central Africa; formerly under French control; became independent in 1960