Misfix

Still, if he does not know how he has misfixed himself, he knows that he is misfixed for we hear his murmurings of complaint, and we know the nature of them.

Source: wiktionary

Bush may have intended to repeat the Republican derogation of “deadbeat dads,” but misfixed it to “ deadbeat fathers."

Source: wiktionary

Any error in reading the drawings or misfixing the reinforcement may have disasterous^([sic]) results.

Source: wiktionary