refractory
index
contumacious, difficult, disobedient, disorderly, fractious, froward, hostile, incorrigible, indomitable, inflexible, insubordinate, intractable, lawless, obdurate, perverse, recalcitrant, restive, uncontrollable, unruly, unyielding, vicious
Burton's Legal Thesaurus.
William C. Burton.
2006