Synonyms of unruly

1 Syllable
rash, mean, wild
2 Syllables
willful, headstrong, heedless, bushier, rowdier, restless, fractious, balkier, lawless, unquiet, bushy, tough-nut, wayward, drunken, balky, riotous, bawdy, violent, naughtiest, naughtier, rampant, ructious, pettish, rowdy, forward, reckless, naughty
3 Syllables
recusant, mutinous, tumultuous, imprudent, ornery, impetuous, licentious, wrongheaded, restive, rebellious, hardline, turbulent, self-willed, unpliable, impervious, boisterous, lickerish, unyielding, unmoral, uncomplying, untoward, contrary, amoral, cat-and-dog, termagant, rambunctious, rampageous, rumbustious, perverse
4 Syllables
troublesome, quarrelsome, refractory, nihilistic, anarchistic, disobedient, disorderly, fanatical, unpeaceful, unstoppable, troublemaking, intractable, infestive, piratical, impulsive, disruptive, assertive, oversexed, obstreperous, recalcitrant
5 Syllables
inexorable, incorrigible, insuppressible, intemperate, indisciplined, uncontainable, unrestrainable, irrepressible, negativistic, uncontrollable, ungovernable, unmanageable, undisciplined, opinionated
6 Syllables
insubordinate