A hiding place.
A covering.
A disguise.
A feather that covers the bases of flight feathers.
Area of thick undergrowth where animals hide.
Under coverture.
Secret, surreptitious, concealed.
A place of safety, refuge, or protection.
A state of being protected, asylum.
The consecrated (or sacred) area of a church or temple around its tabernacle or altar.
My car is a sanctuary, where none can disturb me except for people who cut me off.
An area set aside for protection.