self-will \ˈ ̷ ̷| ̷ ̷\noun Etymology: Middle English selfwil, self-will, from Old English selfwill, from self, pron. & adjective + will — more at self, will : stubborn adherence to one's own desires or ideas especially in opposition to others : obstinacy < each of us has his psychopathic streak of self-will and rebellion — Weston La Barre >