Citlaltepetl vs Mt Orizaba

Citlaltepetl and Mt Orizaba both are nouns.

Word	Noun	Adjective	Verb	Adverb
Citlaltepetl	Yes	No	No	No
Mt Orizaba	Yes	No	No	No

As nouns, Citlaltepetl and Mt Orizaba are synonyms defined as:

Citlaltepetl and Mt Orizaba: an extinct volcano in southern Mexico between Mexico City and Veracruz; the highest peak in Mexico (18,695 feet)

Other synonyms of Citlaltepetl include Mount Orizaba, Pico de Orizaba.

Citlaltepetl (noun)	Mt Orizaba (noun)
an extinct volcano in southern Mexico between Mexico City and Veracruz; the highest peak in Mexico (18,695 feet)	an extinct volcano in southern Mexico between Mexico City and Veracruz; the highest peak in Mexico (18,695 feet)