His dance moves in the pink suit were so risible that the whole room erupted in laughter.

risible 来自拉丁语 risus（笑），词根 rid- 表示"笑"，加上形容词后缀 -ible（能够...的），字面意思是"能够引人发笑的"。在现代英语中特指"滑稽可笑的"，常带有因荒谬或不协调而引人发笑的含义。