Lagostomus maximus vs viscacha

Lagostomus maximus and viscacha both are nouns.

Word	Noun	Adjective	Verb	Adverb
Lagostomus maximus	Yes	No	No	No
viscacha	Yes	No	No	No

As nouns, Lagostomus maximus and viscacha are synonyms defined as:

Lagostomus maximus and viscacha: gregarious burrowing rodent larger than the chinchillas

Other synonyms of Lagostomus maximus include chinchillon.

Lagostomus maximus (noun)	viscacha (noun)
gregarious burrowing rodent larger than the chinchillas	gregarious burrowing rodent larger than the chinchillas