splitter vs worker

splitter and worker both are nouns.

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

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

splitter (noun)	worker (noun)
a taxonomist who classifies organisms into many groups on the basis of relatively minor characteristics	sterile member of a colony of social insects that forages for food and cares for the larvae
a worker who splits fish and removes the backbone	a person who works at a specific occupation
a laborer who splits logs to build split-rail fences	a member of the working class (not necessarily employed)
	a person who acts and gets things done