peeler vs device

peeler and device both are nouns.

Word	Noun	Adjective	Verb	Adverb
peeler	Yes	No	No	No
device	Yes	No	No	No

As nouns, device is a hypernym of peeler; that is, device is a word with a broader meaning than peeler:

peeler (noun)	device (noun)
a device for peeling vegetables or fruits	any clever maneuver
a performer who provides erotic entertainment by undressing to music	an instrumentality invented for a particular purpose
a worker who peels the skins from fruits and vegetables	an emblematic design (especially in heraldry)
	any ornamental pattern or design (as in embroidery)
	something in an artistic work designed to achieve a particular effect