| inflexible(adjective, obstinate, stubborn, willful) |
| irresolute(changeableness, caprice) |
| misbehaving(adjective, disobedient) |
| nonconformist(adjective, negative, hostile, different, adverse) |
| obstreperous |
| restless(irritable, changeableness, peevish) |
| spasmodic(irregular, unpredictable, unreliable, changeableness) |
| tenacious(adjective, difficult, wild, awkward, persistent) |
| uncontrolled(adjective, wild, foolish, crazy, irrational) |
| uncooperative(adjective, tough, difficult, wild, awkward) |
| unregenerate(adjective, persistent, obstinate, insistent, dogged) |
| unreliable(adjective, irregular, unpredictable, changeable, variable) |
| unrestrained(adjective, open, light, evil, wild) |
| unsteady(adjective, shaky, changeableness) |
| unyielding(adjective, tough, difficult, obstinate, stubborn) |
| vagrant |
| wrongheaded(negative, hostile, persistent, obstinate, adverse) |
| aberrant(adjective, irregular, unpredictable, unreliable, contrary) |
| adamant(adjective, persistent, obstinate, insistent, dogged) |
| adverse(adjective, negative, hostile, different, conflicting) |