Unruly

Un*rul"y (?), a. [Compar. Unrulier (?), superl. Unruliest.] [Pref. un- not + rule. Cf. Ruly.] Not submissive to rule; disregarding restraint; disposed to violate; turbulent; ungovernable; refractory; as, an unruly boy; unruly boy; unruly conduct.

But the tongue can no man tame; it is an unruly evil, full of deadly poison.
James iii. 8.