Belgian Congo vs Africa

Belgian Congo and Africa both are nouns.

Word	Noun	Adjective	Verb	Adverb
Belgian Congo	Yes	No	No	No
Africa	Yes	No	No	No

Belgian Congo (noun)	Africa (noun)
a republic in central Africa; achieved independence from Belgium in 1960	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