capsule wardrobenoun [ C ]
uk/ˌkæp.sjuːl ˈwɔː.drəʊb//ˌkæp.səl ˈwɔːr.droʊb/a small collection of clothes that can be put together in different ways and includes everything you would normally need to wear:
His small suitcase had been beautifully packed with a capsule wardrobe of neatly folded suits, shirts, and sweaters.