- 虱 蝨 shi1
 - louse
 
| strokes | 15 | 
|---|---|
| radical | |
| strokes after radical | 9 | 
- 木虱 木蝨 mu4 shi1
 - woodlouse
 - 虱多不痒 蝨多不癢 shi1 duo1 bu4 yang3
 - many fleas, but unconcerned (idiom); no point in worrying about one debt when one has so many others; Troubles never come singly.; It never rains but it pours.
 - 虱子 蝨子 shi1 zi5
 - louse (Pediculus humanus)
 - 头虱 頭蝨 tou2 shi1
 - head lice