| disobeying(adjective, disobedient) |
| disturbed(adjective, passionate, cruel, crazy, vicious) |
| dogged |
| exacting(adjective, persistent, obstinate, insistent, dogged) |
| extravagant(adjective, violent, foolish, crazy, irrational) |
| factious(adjective, disobedient) |
| fierce(adjective, intense, violent, cruel, vicious) |
| foolhardy(adjective, determined, foolish, crazy, impulsive) |
| forceful(adjective, passionate, cruel, crazy, vicious) |
| frantic(adjective, violent, wild, cruel, vicious) |
| hang tough(expression, tough, difficult, wild, awkward) |
| hard-core(determined, impulsive, stubborn, reckless, impetuous) |
| hard-nosed(determined, impulsive, stubborn, reckless, impetuous) |
| hard-shelled(adjective, persistent, obstinate, insistent, dogged) |
| heedless(determined, impulsive, stubborn, reckless, impetuous) |
| hell-bent(adjective, persistent, obstinate, insistent, dogged) |
| hidebound(adjective, persistent, obstinate, insistent, dogged) |
| hysterical(adjective, passionate, wild, cruel, foolish) |
| impatient |
| impossible |