" incontrollable "

1: given to resisting control or discipline by others;

  * e.g., " ... police have vowed to crack down on the speeding, racing, and other driving misdeeds being committed by the town's incontrollable teenagers "

•  Synonyms : 

•  froward,

•  headstrong,

•  intractable,

•  recalcitrant,

•  refractory,

•  uncontrollable,

•  ungovernable,

•  unmanageable,

•  unruly,

•  untoward,

•  wayward,

•  willful

•  Antonyms : 

•  controllable,

•  governable,

•  manageable,

•  tractable