Africa vs emir

Africa and emir both are nouns.

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

Africa (noun)	emir (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	an independent ruler or chieftain (especially in Africa or Arabia)