Mauritania vs Africa

Mauritania and Africa both are nouns.

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

Mauritania (noun)	Africa (noun)
a country in northwestern Africa with a provisional military government; achieved independence from France in 1960; largely western Sahara Desert	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