gusty-blustery-bluster-cluster

gusty
gust
A gust of wind drove down the valley...
一阵狂风刮过山谷。
blustery
It's a cold night here, with intermittent rain showers and a blustery wind.  

呆在这儿的那天晚上很冷，阵雨不断，还刮着大风。  

bluster
Its negotiating style is marked by bluster, foot-dragging, blackmail and brinkmanship.
它的谈判风格就是以威吓，拖延，敲诈和边缘政策为特点的。

这个词发音很响亮，比windy开口大多了
刮风很厉害
The day was cold and blustery.
日间天气寒冷，狂风呼啸。
cluster
很多东西靠在一起，聚在一起

The plant bears its flowers in clusters.
这种植物开花成簇。