fickle /fikˈl/

1. Inconstant in affections, loyalties or intentions
2. Changeable

To perplex or puzzle

• screw it
• screw jack
• screw jacks
• screw nail
• screw nails
• screw over
• screw-pile
• screw-piles
• screw pine
• screw pines
• screw plate
• screw plates
• screw press
• screw presses
• screw propeller
• screw-propeller
• screw propellers
• screws
• screw steamer
• screw steamers
• screw tap
• screw taps
• screw them
• screw thread
• screw threads