wigwag /wigˈwag/

1. To twist about
2. To signal by means of flags

1. The act of wigwagging
2. A level crossing signal that gives its indication, with or without a red light, by swinging about a fixed axis

Twisting

To and fro

• buts
• butt
• butt-dial
• butt-dialed
• butt-dialing
• butt-dialled
• butt-dialling
• butt-dials
• butte
• butted
• butted joint
• butted joints
• butt-end
• butt-ends
• butter
• butter-and-eggs
• butter-bake
• butter-bakes
• butterball
• butterballs
• butter bean
• butter beans
• butter-bird
• butter-birds
• butter-biscuit