Tanganyika vs Africa

Tanganyika and Africa both are nouns.

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

Tanganyika (noun)	Africa (noun)
a former state in East Africa; united with Zanzibar in 1964 to form Tanzania	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
the longest lake in the world in central Africa between Tanzania and Congo in the Great Rift Valley