Africa vs Islamic Republic of Mauritania

Africa and Islamic Republic of Mauritania both are nouns.

Word	Noun	Adjective	Verb	Adverb
Africa	Yes	No	No	No
Islamic Republic of Mauritania	Yes	No	No	No

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