gravy boat vs gravy holder

gravy boat and gravy holder both are nouns.

Word	Noun	Adjective	Verb	Adverb
gravy boat	Yes	No	No	No
gravy holder	Yes	No	No	No

As nouns, gravy boat and gravy holder are synonyms defined as:

gravy boat and gravy holder: a dish (often boat-shaped) for serving gravy or sauce

Other synonyms of gravy boat include boat, sauceboat.

gravy boat (noun)	gravy holder (noun)
a dish (often boat-shaped) for serving gravy or sauce	a dish (often boat-shaped) for serving gravy or sauce