hockey coach vs handler

hockey coach and handler both are nouns.

Word	Noun	Adjective	Verb	Adverb
hockey coach	Yes	No	No	No
handler	Yes	No	No	No

As nouns, handler is a hypernym of hockey coach; that is, handler is a word with a broader meaning than hockey coach:

Other hypernyms of hockey coach include coach, manager.

hockey coach (noun)	handler (noun)
a coach of hockey players	(sports) someone in charge of training an athlete or a team
	one who trains or exhibits animals
	an agent who handles something or someone