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of persons; "the little boy's parents think he is spirited, but his teacher finds him unruly"
noisy and lacking in restraint or discipline; "a boisterous crowd"; "a social gathering that became rambunctious and out of hand"; "a robustious group of teenagers"; "beneath the rumbustious surface of his paintings is sympathy for the vulnerability of ordinary human beings"; "an unruly class"
unwilling to submit to authority; "unruly teenagers"