形容詞 riotous:

1. produced or growing in extreme abundance
   同義詞：exuberant, lush, luxuriant, profuse
2. characterized by unrest or disorder or insubordination
   同義詞：disruptive, troubled, tumultuous, turbulent
3. unrestrained by convention or morality
   同義詞：debauched, degenerate, degraded, dissipated, dissolute, libertine, profligate, fast

1. A riotous, boisterous, or drunken festivity; a revel.
   鬧酒狂歡狂歡的、喧鬧的或酒醉的節(jié)日; 狂歡
2. A drunken or riotous celebration.
   狂歡的宴會(huì)酒醉的或狂歡的慶祝會(huì)
3. He was charged with riotous behaviour.
   他被控聚眾鬧事。
4. We spent a riotous night at Christmas.
   圣誕節(jié)我們度過(guò)了一個(gè)狂歡之夜。

ri.ot.ous

adj.（形容詞）
Of, relating to, or resembling a riot.
暴亂的：暴亂的、與暴亂有關(guān)的或類似于暴亂的
Participating in or inciting to riot or uproar.
參加暴亂或騷動(dòng)的；煽動(dòng)暴亂的
Uproarious; boisterous:
騷動(dòng)的，喧鬧的：
例句：
a riotous party.
狂歡的宴會(huì)

Dissolute; wanton:
放縱的；淫蕩的：
例句：
riotous living.
放縱的生活

Abundant or luxuriant:
豐富的，繁茂的：
例句：
a riotous growth.See Synonyms at profuse
生長(zhǎng)茂盛參見(jiàn) profuse

【引伸】
ri.otously
adv.（副詞）
ri.otousness
n.（名詞）