bedchamber
/ˈbedˌtʃeɪmbə(r)/noun
1- archaic a bedroom〈古〉卧室, 寝室。
1.1
- used in the title of some of the British sovereign's attendants寝宫(用于英国王室某些侍从的头衔中):
groom of the bedchamber.
寝宫侍从官。