fossa vs Cryptoprocta ferox

fossa and Cryptoprocta ferox both are nouns.

Word	Noun	Adjective	Verb	Adverb
fossa	Yes	No	No	No
Cryptoprocta ferox	Yes	No	No	No

As nouns, fossa and Cryptoprocta ferox are synonyms defined as:

fossa and Cryptoprocta ferox: largest carnivore of Madagascar; intermediate in some respects between cats and civets

Other synonyms of fossa include fossa cat.

fossa (noun)	Cryptoprocta ferox (noun)
largest carnivore of Madagascar; intermediate in some respects between cats and civets	largest carnivore of Madagascar; intermediate in some respects between cats and civets
a concavity in a surface (especially an anatomical depression)