英语单词giggle有以下两种词性：
1、giggle用作动词时，基本意思是指因感到有趣、窘迫或紧张而“咯咯地笑，傻笑”。第三人称单数：giggles；现在分词：giggling；过去式：giggled；过去分词：giggled。
2、giggle用作名词时，基本意思是“咯咯笑，傻笑”，还可表示“可笑的事”。复数：giggles。
giggle例句
They giggled nervously as they waited for their turn.
他们排队等候时紧张地傻笑着。
She gave a nervous giggle.
她发出紧张的傻笑。
She had a fit of the giggles and had to leave the room.
她突然咯咯笑了起来，不得不走出房间。