Sea of Azoff vs Sea of Azof

Sea of Azoff and Sea of Azof both are nouns.

Word	Noun	Adjective	Verb	Adverb
Sea of Azoff	Yes	No	No	No
Sea of Azof	Yes	No	No	No

As nouns, Sea of Azoff and Sea of Azof are synonyms defined as:

Sea of Azoff and Sea of Azof: a bay of the Black Sea between Russia and the Ukraine

Other synonyms of Sea of Azoff include Sea of Azov.

Sea of Azoff (noun)	Sea of Azof (noun)
a bay of the Black Sea between Russia and the Ukraine	a bay of the Black Sea between Russia and the Ukraine