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Adjective: boisterous  boy-st(u-)rus
  1. Noisy and lacking in restraint or discipline
    "a boisterous crowd";
    - rambunctious [N. Amer], robustious, rumbustious [Brit], unruly
     
  2. Full of rough and exuberant animal spirits
    "boisterous practical jokes";
    - knockabout
     
  3. Violently agitated and turbulent
    "boisterous winds and waves";
    - fierce, rough

See also: disorderly, procellous [archaic], spirited, stormy