riotous

1. ADJ If you say that someone has a riotous lifestyle, you mean that they frequently behave in an excessive and uncontrolled way, for example by eating or drinking too much. (生活)放纵的 ; 无节制的[正式] [usu ADJ n]

...aristocrats who wasted their inheritances in riotous living. ...过着放纵生活、挥霍遗产的贵族。

2. ADJ You can describe someone's behaviour or an event as riotous when it is noisy and lively in a rather wild way. (行为或事件)狂欢的; 喧闹的[usu ADJ n]

The dinner was often a riotous affair enlivened by superbly witty speeches. 宴会常常会因为妙趣横生的讲话而气氛活跃，热闹非凡。

3. riotouslyADV [ADV adj/-ed]

...a slapstick affair which I found riotously amusing. ...一件让我觉得热闹有趣的滑稽事。