Englishrambunctious
adjective
informal , mainly North American
rambunctious preschoolers:
boisterous, unrestrained, irrepressible, exuberant, uproarious, rollicking, roisterous, rackety, noisy, loud, clamorous;
unruly, disorderly, rowdy, badly behaved, riotous, undisciplined, ill-disciplined, unmanageable, uncontrollable, ungovernable, uncontrolled, obstreperous, disruptive, wild, rough;
informal , mainly British rumbustious;
archaic rampageous;
rare robustious.
▷antonyms restrained, quiet.