Scomberomorus regalis vs cero

Scomberomorus regalis and cero both are nouns.

Word	Noun	Adjective	Verb	Adverb
Scomberomorus regalis	Yes	No	No	No
cero	Yes	No	No	No

As nouns, Scomberomorus regalis and cero are synonyms defined as:

Scomberomorus regalis and cero: large edible mackerel of temperate United States coastal Atlantic waters

Other synonyms of Scomberomorus regalis include kingfish, pintado.

Scomberomorus regalis (noun)	cero (noun)
large edible mackerel of temperate United States coastal Atlantic waters	large edible mackerel of temperate United States coastal Atlantic waters
	large mackerel with long pointed snout; important food and game fish of the eastern Atlantic coast southward to Brazil