sanctum /sangkˈtəm/

1. (esp in the phrase inner sanctum) a sacred place
2. A (very) private room

sanctum sanctorum noun

1. The holy of holies, the inner chamber of the Jewish tabernacle
2. Any specially reserved retreat or room (informal)

• deterge
• deterged
• detergence
• detergences
• detergencies
• detergency
• detergent
• detergents
• deterges
• deterging
• deteriorate
• deteriorated
• deteriorates
• deteriorating
• deterioration
• deteriorationist
• deteriorationists
• deteriorations
• deteriorative
• deteriorism
• deteriorisms
• deteriorities
• deteriority
• determent
• determents