table service vs tableware

table service and tableware both are nouns.

Word	Noun	Adjective	Verb	Adverb
table service	Yes	No	No	No
tableware	Yes	No	No	No

As nouns, tableware is a hypernym of table service; that is, tableware is a word with a broader meaning than table service:

table service: tableware consisting of a complete set of articles (silver or dishware) for use at table
tableware: articles for use at the table (dishes and silverware and glassware)

table service (noun)	tableware (noun)
tableware consisting of a complete set of articles (silver or dishware) for use at table	articles for use at the table (dishes and silverware and glassware)