peeler vs worker

peeler and worker both are nouns.

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

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

peeler (noun)	worker (noun)
a device for peeling vegetables or fruits	sterile member of a colony of social insects that forages for food and cares for the larvae
a performer who provides erotic entertainment by undressing to music	a person who works at a specific occupation
a worker who peels the skins from fruits and vegetables	a member of the working class (not necessarily employed)
	a person who acts and gets things done