voicer vs skilled workman

voicer and skilled workman both are nouns.

Word	Noun	Adjective	Verb	Adverb
voicer	Yes	No	No	No
skilled workman	Yes	No	No	No

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

Other hypernyms of voicer include skilled worker, trained worker.

voicer (noun)	skilled workman (noun)
a speaker who voices an opinion	a worker who has acquired special skills
someone who regulates the tone of organ pipes