mansuetude

The story

1. Latin · derived frommansuētūdō
2. Middle French · derived frommansuetude
3. English todaymansuetude

Via Middle French mansuetude or directly from Latin mansuētūdō, from mansuētus, perfect passive participle of mansuēscō (“to tame”), from manus (“hand”) + suēscō (“become accustomed”).