mismachine

mis- +‎ machine

mismachine (third-person singular simple present mismachines, present participle mismachining, simple past and past participle mismachined)

1. To machine incorrectly; to fail to shape perfectly.
   • 1961, Daily Labor Report - Issues 63-82, page 494:

     The discharge of the grievant, which is being arbitrated, was precipitated by the charge that the grievant mismachined a rail, compounded by the fact that he denied responsibility for the condition and became hostile and abusive when confronted with the situation.

   • 1962, Woodworking & Furniture Digest - Volume 64, Issues 1-6, page 54:

     Yes, I did mismachine that part - and it cost the company money. But I'm human and I'm entitled to my mistakes.

   • 1971, Modern Metals - Volume 27, page 89:

     The process also makes possible the salvaging of expensive titanium parts that have been mismachined or have worn through use.

• Manicheism