suborder Passeres vs Oscines

suborder Passeres and Oscines both are nouns.

Word	Noun	Adjective	Verb	Adverb
suborder Passeres	Yes	No	No	No
Oscines	Yes	No	No	No

As nouns, suborder Passeres and Oscines are synonyms defined as:

suborder Passeres and Oscines: two names for the suborder of typical songbirds

Other synonyms of suborder Passeres include Passeres, suborder Oscines.

suborder Passeres (noun)	Oscines (noun)
two names for the suborder of typical songbirds	two names for the suborder of typical songbirds