order Percomorphi vs family Labridae

order Percomorphi and family Labridae both are nouns.

Word	Noun	Adjective	Verb	Adverb
order Percomorphi	Yes	No	No	No
family Labridae	Yes	No	No	No

order Percomorphi (noun)	family Labridae (noun)
one of the largest natural groups of fishes of both marine and fresh water: true perches, basses, tuna	wrasses