slider vs worker

slider and worker both are nouns.

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

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

Other hypernyms of slider include actor, doer.

slider (noun)	worker (noun)
a fastball that curves slightly away from the side from which it was thrown	sterile member of a colony of social insects that forages for food and cares for the larvae
freshwater turtle of United States and South America; frequently raised commercially; some young sold as pets	a person who works at a specific occupation
someone who races the luge	a member of the working class (not necessarily employed)
a person who slips or slides because of loss of traction	a person who acts and gets things done