allayer vs worker

allayer and worker both are nouns.

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

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

allayer: a person who reduces the intensity (e.g., of fears) and calms and pacifies
worker: a person who acts and gets things done

Other hypernyms of allayer include actor, doer.

allayer (noun)	worker (noun)
a person who reduces the intensity (e.g., of fears) and calms and pacifies	sterile member of a colony of social insects that forages for food and cares for the larvae
	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