Oscines vs suborder Passeres

Oscines and suborder Passeres both are nouns.

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

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

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

Other synonyms of Oscines include Passeres, suborder Oscines.

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