:: a piece of furniture with a door on the front and shelves inside, used for storing things
:: a closet with shelves where dishes, utensils, or food is kept
- also: a small closet
dishes go in the cupboard next to the sink

wardrobe [ˈwɔːdrəʊb]
:: UK: a large cupboard for keeping clothes in

closet [ˈklɒzɪt]
:: US: a large cupboard for keeping clothes in

— Who's the guy in the closet?
— Excuse me?
— Oh, that's right. Sometimes you forget I'm a detective. See, there's all this steam in the shower like somebody was just in there. Only your hair's dry. So it must be somebody else we're talkin' about. A male somebody, because the toilet seat's up. Since he's not under the bed I figure you must have stuck him in the closet when you heard my key hit the lock a day early. So... who's the guy in the closet?
- Joe Hallenbeck (Bruce Willis) / Sarah Hallenbeck (Chelsea Field)
The Last Boy Scout (1991)

bookcase [ˈbʊkkeɪs] — кніжная шафа
:: a piece of furniture with shelves for putting books on
:: a piece of furniture consisting of shelves to hold books

UK: have a skeleton in the cupboard
US: have a skeleton in the closet
:: to have an embarrassing or unpleasant secret about something that happened in the past
Most people have a few skeletons in the cupboard.

шкаф