Oscines vs Passeres

Oscines and Passeres both are nouns.

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

As nouns, Oscines and Passeres are synonyms defined as:

Other synonyms of Oscines include suborder Oscines, suborder Passeres.

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