Perciformes vs Percomorphi

Perciformes and Percomorphi both are nouns.

Word	Noun	Adjective	Verb	Adverb
Perciformes	Yes	No	No	No
Percomorphi	Yes	No	No	No

As nouns, Perciformes and Percomorphi are synonyms defined as:

Perciformes and Percomorphi: one of the largest natural groups of fishes of both marine and fresh water: true perches, basses, tuna

Other synonyms of Perciformes include order Perciformes, order Percomorphi.

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