Correct

骨瘦如柴

/ gǔ shòu rú chái / 
Strokes

Definition

as thin as a match/emaciated (idiom)

Example

Definition

be a bag of bones; be a mere/walking skeleton; be all skin and bone

1
Jíbìng
疾病
bǎ
把
tā
他
zhémó
折磨
de
得
gǔshòurúchái
骨瘦如柴
  
。

He's all skin and bone after his illness.