fleer vs worker

fleer and worker both are nouns.

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

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

Other hypernyms of fleer include actor, doer.

fleer (noun)	worker (noun)
someone who flees from an uncongenial situation	sterile member of a colony of social insects that forages for food and cares for the larvae
contempt expressed by mockery in looks or words	a person who works at a specific occupation
	a member of the working class (not necessarily employed)
	a person who acts and gets things done

fleer (verb)	worker (verb)
to smirk contemptuously