honey eater vs oscine

honey eater and oscine both are nouns.

Word	Noun	Adjective	Verb	Adverb
honey eater	Yes	No	No	No
oscine	Yes	Yes	No	No

As nouns, oscine is a hypernym of honey eater; that is, oscine is a word with a broader meaning than honey eater:

honey eater: Australasian bird with tongue and bill adapted for extracting nectar
oscine: passerine bird having specialized vocal apparatus

Other hypernyms of honey eater include oscine bird.

honey eater (noun)	oscine (noun)
Australasian bird with tongue and bill adapted for extracting nectar	passerine bird having specialized vocal apparatus

honey eater (adjective)	oscine (adjective)
	of or relating to the songbirds