Misfasten

When confidence is not pitched aright in God, or when it is misapplied, and misfastened to the creature: when the soul sets up somewhat for a stay and prop unto it, which it should not do, this is a spiritual and subtle sin, and must be repented of, as here, 'Asshur shall not save us,' &c.

To paraphrase Goethe, he who misfastens the first button will have trouble buttoning up his shirt.

She supposed that she should feel lucky that the missile hadn't exploded when the arms tech had misfastened the mount on her Sikorsky MH-60 Blackhawk.