Correct

心虚

/ xīnxū / 
Strokes

Definition

lacking in confidence/diffident/to have a guilty conscience

Example

As an Adjective

having a guilty conscience

1
Méi
没
zuòcuò
做错
shénme
什么
  
,
nǐ
你
xīnxū
心虚
shénme
什么
  
?

What are you uneasy about if you have done nothing wrong?

2
Kàn
看
zhāo
着
xīnxū
心虚

look guilty; wear a guilty expression

As an Adjective

diffident

3
Dìyī
第一
cì
次
qiúzhí
求职
miànshì
面试
shí
时
  
,
wǒ
我
duōduōshǎoshǎo
多多少少
yǒuxiē
有些
xīnxū
心虚
  
。

I felt somewhat diffident when I had the first interview.