Namibia vs Africa

Namibia and Africa both are nouns.

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

Namibia (noun)	Africa (noun)
a republic in southwestern Africa on the south Atlantic coast (formerly called South West Africa); achieved independence from South Africa in 1990; the greater part of Namibia forms part of the high Namibian plateau of South 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