wallpaperer vs trained worker

wallpaperer and trained worker both are nouns.

Word	Noun	Adjective	Verb	Adverb
wallpaperer	Yes	No	No	No
trained worker	Yes	No	No	No

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

Other hypernyms of wallpaperer include skilled worker, skilled workman.

wallpaperer (noun)	trained worker (noun)
a worker who papers walls	a worker who has acquired special skills