volaille vs fryer

volaille and fryer both are nouns.

Word	Noun	Adjective	Verb	Adverb
volaille	Yes	No	No	No
fryer	Yes	No	No	No

As nouns, fryer is a hyponym of volaille; that is, fryer is a word with a more specific, narrower meaning than volaille:

Other hyponyms of volaille include broiler, capon, frier, pullet, roaster, spatchcock, hen.

volaille (noun)	fryer (noun)
the flesh of a chicken used for food	A kitchen appliance for deep frying; its size depends on intended use.
	flesh of a medium-sized young chicken suitable for frying