china closet vs china cabinet

china closet and china cabinet both are nouns.

Word	Noun	Adjective	Verb	Adverb
china closet	Yes	No	No	No
china cabinet	Yes	No	No	No

As nouns, china closet and china cabinet are synonyms defined as:

china closet and china cabinet: a cabinet (usually with glass doors) for storing and displaying china

china closet (noun)	china cabinet (noun)
a cabinet (usually with glass doors) for storing and displaying china	a cabinet (usually with glass doors) for storing and displaying china