harpooner vs skilled worker

harpooner and skilled worker both are nouns.

Word	Noun	Adjective	Verb	Adverb
harpooner	Yes	No	No	No
skilled worker	Yes	No	No	No

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

Other hypernyms of harpooner include skilled workman, trained worker.

harpooner (noun)	skilled worker (noun)
someone who launches harpoons	a worker who has acquired special skills