wiggler vs worker

wiggler and worker both are nouns.

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

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

Other hypernyms of wiggler include actor, doer.

wiggler (noun)	worker (noun)
terrestrial worm that burrows into and helps aerate soil; often surfaces when the ground is cool or wet; used as bait by anglers	sterile member of a colony of social insects that forages for food and cares for the larvae
larva of a mosquito	a person who works at a specific occupation
one who can't stay still (especially a child)	a member of the working class (not necessarily employed)
	a person who acts and gets things done