undisciplined
[adjective]
Synonyms: uncontrolled, obstreperous, unrestrained, unruly, wayward, wild, wilful

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Antonyms: disciplined

[TahlilGaran] English Synonym Dictionary ▲

undisciplined adjective

1. not having enough control or organization; behaving badly Antonym : disciplined
   • ● His talent is raw and undisciplined.
   • ● an undisciplined group of schoolchildren
   • ● They knew they would be facing an undisciplined army.
   • ● This was an undisciplined performance from his team.

[TahlilGaran] English Dictionary ▲