Lake Tsana vs Lake Tana

Lake Tsana and Lake Tana both are nouns.

Word	Noun	Adjective	Verb	Adverb
Lake Tsana	Yes	No	No	No
Lake Tana	Yes	No	No	No

As nouns, Lake Tsana and Lake Tana are synonyms defined as:

Lake Tsana and Lake Tana: a lake in northern Ethiopia; the largest lake in Ethiopia and the source of the Blue Nile

Lake Tsana (noun)	Lake Tana (noun)
a lake in northern Ethiopia; the largest lake in Ethiopia and the source of the Blue Nile	a lake in northern Ethiopia; the largest lake in Ethiopia and the source of the Blue Nile