Correct

怪癖

/ guàipǐ / 
Strokes

Definition

eccentricity/peculiarity/strange hobby

Example

As a Noun

strange hobby; curious/queer habit

1
Bùshǎo
不少
zuòjiā
作家
dōu
都
yǒu
有
guàipǐ
怪癖
  
。

Many writers have their own peculiarities.