Scomberomorus cavalla vs cero

Scomberomorus cavalla and cero both are nouns.

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

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

Scomberomorus cavalla and cero: large mackerel with long pointed snout; important food and game fish of the eastern Atlantic coast southward to Brazil

Other synonyms of Scomberomorus cavalla include cavalla, king mackerel.

Scomberomorus cavalla (noun)	cero (noun)
large mackerel with long pointed snout; important food and game fish of the eastern Atlantic coast southward to Brazil	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