ungovernable

from WordNet (r) 3.0 (2006)

ungovernable
    adj 1: of persons; "the little boy's parents think he is
           spirited, but his teacher finds him unruly" [syn:
           {indocile}, {uncontrollable}, {ungovernable}, {unruly}]

from The Collaborative International Dictionary of English v.0.48

Ungovernable \Un*gov"ern*a*ble\, a.
   Not governable; not capable of being governed, ruled, or
   restrained; licentious; wild; unbridled; as, ungovernable
   passions. -- {Un*gov"ern*a*bly}, adv. --Goldsmith.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

29 Moby Thesaurus words for "ungovernable":
      beyond control, breachy, contumacious, defiant, disobedient,
      fractious, incorrigible, indocile, indomitable, insuppressible,
      intractable, irrepressible, obstreperous, out of hand, rebellious,
      recalcitrant, refractory, resistant, resisting, restive, shrewish,
      unbiddable, uncontrollable, unmalleable, unmanageable, unmoldable,
      unruly, unsubmissive, wild

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