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1
in a manner that is unpredictable or irregular
- The car moved erratically, swerving from side to side on the road.
- His behavior at the party was erratically energetic, then suddenly withdrawn.
- The stock prices fluctuated erratically throughout the day, causing uncertainty.
- The old computer worked erratically, sometimes freezing and other times running smoothly.
- The weather changed erratically, with sudden shifts between sunshine and rain.
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