Lacking direction or purpose:
To lose control of oneself and behave outrageously or violently
Resentful and rebellious, especially against authority.
Not planned; random
Hard to work, manipulate, cure, treat, etc.
Slack; of a loose texture; not rigid or tight
Turbulent and uncontrollable:
Hard to handle or deal with
Difficult to melt or work; resistant to heat:
Incapable of being governed, restrained, or controlled.
Uninhibited or unreserved:
Hard to control, restrain, or keep in order; disobedient, disorderly, etc.
(--- Now Rare) Luxuriant
Difficult or impossible to manage, control, or keep in order:
Furiously disturbed or turbulent; stormy:
Not acting in an orderly way, as the functions of the body or mind.
Peevish; irritable; cross
Resistant to authority or discipline; recalcitrant.
Without law; not regulated by the authority of law
Unreasonably determined to have one's own way; not yielding to reason or plea; stubborn; dogged; mulish
Noisily unruly or defiant:
Impossible to control or govern:
Find another word for undisciplined. In this page you can discover 34 synonyms, antonyms, idiomatic expressions, and related words for undisciplined, like: aimless, amok, disaffected, haphazard, intractable, lax, mutinous, recalcitrant, refractory, tumultuary and uncontrolled.