Ararat vs Mt. Ararat

Ararat and Mt. Ararat both are nouns.

Word	Noun	Adjective	Verb	Adverb
Ararat	Yes	No	No	No
Mt. Ararat	Yes	No	No	No

As nouns, Ararat and Mt. Ararat are synonyms defined as:

Ararat and Mt. Ararat: the mountain peak that Noah's ark landed on as the waters of the great flood receded

Other synonyms of Ararat include Mount Ararat.

Ararat (noun)	Mt. Ararat (noun)
the mountain peak that Noah's ark landed on as the waters of the great flood receded	the mountain peak that Noah's ark landed on as the waters of the great flood receded