worker vs dogsbody

worker and dogsbody both are nouns.

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

As nouns, dogsbody is a hyponym of worker; that is, dogsbody is a word with a more specific, narrower meaning than worker:

worker: a member of the working class (not necessarily employed)
dogsbody: a worker who has to do all the unpleasant or boring jobs that no one else wants to do

worker (noun)	dogsbody (noun)
sterile member of a colony of social insects that forages for food and cares for the larvae	a worker who has to do all the unpleasant or boring jobs that no one else wants to do
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