Correct

问住

/ wènzhù / 
Strokes

Definition

to stump sb with a question

Example

As a Verb

stump sb with a question; put sb on the spot

1
Tā
他
bèi
被
nàge
那个
xiǎohái
小孩
gěi
给
wèn
问
zhù
住
le
了
  
。

He was stumped by the child's question.