Nouns

(n)cupboard, closeta small room (or recess) or cabinet used for storage space
(n)water closet, closet, W.C., looa toilet in Britain
(n)wardrobe, closet, pressa tall piece of furniture that provides storage space for clothes; has a door and rails or hooks for hanging clothes
(n)closeta small private room for study or prayer

Verbs

(v)closetconfine to a small space, as for intensive work