| intransigent(adjective, deliberate, determined, intentional) |
| inveterate(adjective, persistent, obstinate, insistent, dogged) |
| invincible(adjective, persistent, obstinate, insistent, dogged) |
| irascible |
| iron(adjective, persistent, obstinate, insistent, dogged) |
| lawless |
| locked-in(determined, impulsive, stubborn, reckless, heedless) |
| mean(adjective, passionate, unstable, irritable, restless) |
| mercurial(adjective, passionate, unstable, unpredictable, unreliable) |
| misbehaving |
| mischievous |
| mule(determined, impulsive, stubborn, reckless, heedless) |
| murder(determined, impulsive, stubborn, reckless, heedless) |
| mutinous(adjective, persistent, obstinate, insistent, dogged) |
| narrow-minded(adjective, persistent, obstinate, insistent, dogged) |
| negative(hostile, different, adverse, conflicting, discordant) |
| nonconformist(negative, hostile, different, adverse, conflicting) |
| obsessive(adjective, persistent, obstinate, insistent, dogged) |
| obstreperous |
| opposed(negative, hostile, different, adverse, conflicting) |