indexer vs skilled worker

indexer and skilled worker both are nouns.

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

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

Other hypernyms of indexer include skilled workman, trained worker.

indexer (noun)	skilled worker (noun)
someone who provides an index	a worker who has acquired special skills