UNRULY
indocile, uncontrollable, ungovernable, unruly
(adjective) incapable of being controlled; “the little boy’s parents think he is spirited, but his teacher finds him unruly”
boisterous, rambunctious, robustious, rumbustious, unruly
(adjective) 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”
disobedient, unruly
(adjective) unwilling to submit to authority; “unruly teenagers”
Source: WordNet® 3.1
Etymology
Adjective
unruly (comparative unrulier, superlative unruliest)
Wild; uncontrolled.
Source: Wiktionary
Un*rul"y, a. [Compar. Unrulier (, superl. Unruliest.] Etym: [Pref.
un- not + rule. Cf. Ruly.]
Definition: Not submissive to rule; disregarding restraint; disposed to
violate; turbulent; ungovernable; refractory; as, an unruly boy;
unruly boy; unruly conduct.
But the tongue can no man tame; it is an unruly evil, full of deadly
poison. James iii. 8.
Source: Webster’s Unabridged Dictionary 1913 Edition