boisterous

形容词 boisterous:

1. noisy and lacking in restraint or discipline
   同义词：rambunctious, robustious, rumbustious, unruly
2. full of rough and exuberant animal spirits
   同义词：knockabout
3. violently agitated and turbulent
   同义词：fierce, rough

1. A high-spirited, boisterous, or saucy girl.
   顽皮姑娘活泼的、爱嬉闹的或顽皮的姑娘
2. Boisterous, jovial commotion or excitement.
   喧嚣吵闹，兴奋的骚乱或激动
3. A riotous, boisterous, or drunken festivity; a revel.
   闹酒狂欢狂欢的、喧闹的或酒醉的节日; 狂欢
4. We can hear their boisterous laughter in the next room.
   我们可以听到他们在隔壁房间的喧闹的笑声。

bois.ter.ous

adj.（形容词）
Rough and stormy; violent.
粗鲁的，狂暴的；暴力的
Loud, noisy, and lacking in restraint or discipline.See Synonyms at vociferous
吵闹的，喧闹的：喧吵的，喧闹的，缺乏约束和纪律的参见 vociferous

来源：
Middle English boistres
中古英语 boistres
variant of boistous [rude, rough]
boistous的变体 [粗鲁的，粗暴的]
perhaps from Old French boisteus [lame, limping]
可能源自 古法语 boisteus [跛的，步履蹒跚的]
from boiste [knee joint]
源自 boiste [膝关节残废]

【引伸】
bois.terously
adv.（副词）
bois.terousness
n.（名词）