order Percomorphi vs perch

order Percomorphi and perch both are nouns.

Word	Noun	Adjective	Verb	Adverb
order Percomorphi	Yes	No	No	No
perch	Yes	No	Yes	No

order Percomorphi (noun)	perch (noun)
one of the largest natural groups of fishes of both marine and fresh water: true perches, basses, tuna	spiny-finned freshwater food and game fishes
	any of numerous spiny-finned fishes of various families of the order Perciformes
	support consisting of a branch or rod that serves as a resting place (especially for a bird)
	any of numerous fishes of America and Europe
	an elevated place serving as a seat
	a linear measure of 16.5 feet
	a square rod of land