mandrel or mandril /manˈdrəl/

1. A bar of iron fitted to a turning-lathe on which articles to be turned are fixed
2. The axle of a circular saw
3. A miner's pick

• headleases
• headless
• headlight
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• headline
• headlined
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• headliners
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• headlining
• headlock
• headlocks
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• head-lugged
• headman
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• headmasterships
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• headmistress-ship