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)

• pair
• pair-bond
• pair-bonding
• pair-bonds
• pair case
• pair cases
• paire
• paired
• paired reading
• pair-horse
• pairial
• pairing
• pairings
• pairing-time
• pairing-times
• pair-oar
• pair-oars
• pair of bellows
• pair of colours
• pair of compasses
• pair off
• pair of snuffers
• pair of spectacles
• pair of stays
• pair of steps