unmortise

/ʌnˈmɔːrtɪs/
verb
  1. To separate or disjoin parts that have been fitted together with a mortise and tenon joint (a woodworking joint where a projecting piece fits into a hole).
    • They used a mallet and chisel to unmortise the joint that had been glued for decades.
    • It took careful prying to unmortise the table leg from the apron without splitting the wood.
    • The carpenter had to unmortise the old door frame to replace the damaged beam.
Antonyms
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