silverware vs holloware

silverware and holloware both are nouns.

Word	Noun	Adjective	Verb	Adverb
silverware	Yes	No	No	No
holloware	Yes	No	No	No

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

silverware: tableware made of silver or silver plate or pewter or stainless steel
holloware: silverware serving dishes

Other hyponyms of silverware include flatware, silver, hollowware.

silverware (noun)	holloware (noun)
tableware made of silver or silver plate or pewter or stainless steel	silverware serving dishes