UNDISCIPLINED
undisciplined, ungoverned
(adjective) lacking in discipline or control; “undisciplined behavior”; “ungoverned youth”
uncorrected, undisciplined
(adjective) not subjected to correction or discipline; “let her children grow up uncorrected”
undisciplined
(adjective) not subjected to discipline; “undisciplined talent”
Source: WordNet® 3.1
Etymology
Adjective
undisciplined (comparative more undisciplined, superlative most undisciplined)
not subjected to discipline, control or correction; uncorrected
lacking in self-control; ungovernable
Source: Wiktionary