The Collaborative International Dictionary
Mistrain
Mistrain \Mis*train"\, v. t. To train amiss.
Wiktionary
mistrain
vb. (context transitive English) To draw (something) badly or in the wrong direction.
Usage examples of "mistrain".
I believe they will even steal ostensible GAMBLE-money, rather than miss, poor, tempted, and mistrained fellows.
She had been going to ask if the mare was mistrained, and if that had been the test, to know what to do in the face of so many errors.
Is he somehow mistraining them, so he can take advantage of their mistakes later?