Correct

闲磨牙

/ xián móyá / 
Strokes

Example

As a Verb

have an idle chat

1
Wǒ
我
zhèhuìr  
这会儿
fán
烦
zhāo
着
ne
呢
  
,
méi
没
gōngfū
工夫
gēn
跟
nǐ
你
xián
闲
móyá
磨牙
  
。

I'm not in the mood to indulge in idle argument with you right now.