Synonyms of undisciplined

1 Syllable

young

2 Syllables

kidder, headstrong, youngest, younger, half-grown, newish, defiant, naughty, tough-nut, wayward, fractious

3 Syllables

hardline, untrained, out-of-step, out-of-whack, uncomplying, untoward, noncompliant, mischievous, prentice, boylike, girllike, unfledged, unruly, unpliable, unbridled, self-willed

4 Syllables

intractable, out-of-control, unpracticed, indocile, unrestrained, disobedient, uncontrolled, disorderly, ungoverned, recalcitrant, inconsistent

5 Syllables

uncontrollable, ungovernable, unmanageable, unsystematic, uninitiate, inexperienced

6 Syllables

insubordinate