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   trun·nion

   /ˈtrənyən/

   noun

   • 1. a pin or pivot forming one of a pair on which something is supported.
   • ▪ a supporting cylindrical projection on each side of a cannon or mortar.

   Word Origin early 17th century: from French trognon ‘core, tree trunk’, of unknown origin.

   Scrabble Points: 8

   • T

     1

   • R

     1

   • U

     1

   • N

     1

   • N

     1

   • I

     1

   • O

     1

   • N

     1

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