dishabille

/ˌdɪsəˈbil/
noun
  1. The state of being dressed in a casual, careless, or partly undressed manner; the state of being in one's nightclothes or lounging clothes.
    • He lounged on the sofa in elegant dishabille, wearing only a silk robe.
    • She answered the door in a state of dishabille, still in her pajamas.
    • The hotel's dress code does not allow guests to walk around in dishabille.
Synonyms