Correct

兀突

/ wù tū / 
Strokes

Example

As an Adjective

sudden; abrupt; unexpected

1
Shìqing
事情
láide
来得
nàme
那么
wùtū
兀突
  
,
wǒmen
我们
háowú
毫无
zhǔnbèi
准备
  
。

It happened so suddenly that we were caught unprepared.