Africa vs Republic of Cameroon

Africa and Republic of Cameroon both are nouns.

Word	Noun	Adjective	Verb	Adverb
Africa	Yes	No	No	No
Republic of Cameroon	Yes	No	No	No

Africa (noun)	Republic of Cameroon (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 republic on the western coast of central Africa; was under French and British control until 1960