Mount Orizaba vs Citlaltepetl

Mount Orizaba and Citlaltepetl both are nouns.

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

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

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

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

Mount Orizaba (noun)	Citlaltepetl (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)