1) Aroar 2) Disorderly 3) Jolly 4) Knockabout 5) Laddish 6) Loud 7) Noisy 8) Rambunctious 9) Robustious 10) Rowdy 11) Rumbustious 12) Spirited 13) Stormy 14) Strepitous 15) Unruly 16) Vociferous 1) Clamorous 2) Disorderly 3) French word used in English 4) Noisily jolly or rowdy 5) Rambunctious 6) Robustious 7) Rough and massive 8) Rough and noisy 9) Rowdy 10) Rumbustious 11) Unruly 
• (a.) Vehement; excessive. • (a.) Rough or rude; unbending; unyielding; strong; powerful. • (a.) Noisy; rough; turbulent; as, boisterous mirth; boisterous behavior. • (a.) Exhibiting tumultuous violence and fury; acting with noisy turbulence; violent; rough; stormy.
Bois'ter·ous adjective [ Middle English boistous ; of uncertain origin; confer W. bwyst wild, savage, wildness, ferocity, bwystus ferocious.] 1. Rough or rude; unbending; unyielding; strong; powerful. [ Obsolete] ' Boisterous sword.' ' Boisterous hand.' Sh...
loud noisy rough lacking restraint 
[adj] - full of rough and exuberant animal spirits 2. [adj] - noisy and lacking in restraint or discipline 3. [adj] - violently agitated and turbulent
fierce adjective violently agitated and turbulent; `boisterous winds and waves`; `the fierce thunders roar me their music`- Ezra Pound; `rough weather`; `rough seas`
rough and noisy; noisily jolly or rowdy; clamorous; unrestrained: the sound of boisterous laughter. · (of waves, weather, wind, etc.) rough and stormy. · rough and massive.
[SAT terms] noisy and lacking in restraint or discipline