1. (

• boisterous ,
• rambunctious ,
• robustious ,
• rumbustious ,
• 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" ;

2. (

• boisterous ,
• knockabout

) full of rough and exuberant animal spirits; "boisterous practical jokes"; "knockabout comedy" ;

3. (

• boisterous ,
• fierce ,
• rough

) violently agitated and turbulent; "boisterous winds and waves"; "the fierce thunders roar me their music"- Ezra Pound; "rough weather"; "rough seas" ;