"undisciplined" in the adjective sense
1. undisciplined
not subjected to discipline
"undisciplined talent"
2. uncorrected, undisciplined
not subjected to correction or discipline
"let her children grow up uncorrected"
3. undisciplined, ungoverned
lacking in discipline or control
"undisciplined behavior"
"ungoverned youth"
Source: WordNet® (An amazing lexical database of English)
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