jeweller vs silversmith

jeweller and silversmith both are nouns.

Word	Noun	Adjective	Verb	Adverb
jeweller	Yes	No	No	No
silversmith	Yes	No	No	No

As nouns, silversmith is a hyponym of jeweller; that is, silversmith is a word with a more specific, narrower meaning than jeweller:

Other hyponyms of jeweller include gold-worker, goldsmith, goldworker, silver-worker, silverworker.

jeweller (noun)	silversmith (noun)
someone in the business of selling jewelry	someone who makes or repairs articles of silver
someone who makes jewelry