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

• astringes
• astringing
• astro-
• astrobiologist
• astrobiology
• astrobleme
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• astrochemistry
• astrocompass
• astrocyte
• astrocytes
• astrocytoma
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• astrodome
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• astrodynamicist
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• astrodynamics
• astrofell
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• astrogeologies
• astrogeologist
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• astrogeology