Chinchilla laniger vs rodent

Chinchilla laniger and rodent both are nouns.

Word	Noun	Adjective	Verb	Adverb
Chinchilla laniger	Yes	No	No	No
rodent	Yes	No	No	No

As nouns, rodent is a hypernym of Chinchilla laniger; that is, rodent is a word with a broader meaning than Chinchilla laniger:

Chinchilla laniger: small rodent with soft pearly grey fur; native to the Andes but bred in captivity for fur
rodent: relatively small placental mammals having a single pair of constantly growing incisor teeth specialized for gnawing

Other hypernyms of Chinchilla laniger include gnawer.

Chinchilla laniger (noun)	rodent (noun)
small rodent with soft pearly grey fur; native to the Andes but bred in captivity for fur	relatively small placental mammals having a single pair of constantly growing incisor teeth specialized for gnawing