mystique /mi-stēkˈ/

1. Incommunicable spirit, gift or quality
2. The secret of an art as known to its inspired practitioners
3. A sense or aura of mystery, remoteness from the ordinary, and power or skill surrounding a person, activity, etc

• changeable
• changeableness
• changeablenesses
• changeably
• change colour
• change countenance
• changed
• change down
• change face
• change front
• changeful
• changefully
• changefulness
• changefulnesses
• change gear
• change hands
• change-house
• change-houses
• changeless
• changelessly
• changelessness
• changeling
• changelings
• change of air
• change of heart