Correct

半头

/ bàn tóu / 
Strokes

Example

As a Noun

half a head

1
Tā
他
bǐ
比
wǒ
我
dī
低
  
/
gāo
高
bàn
半
tóu
头
  
。

He is half a head shorter/taller than me.

As a Noun

half piece

2
Mǎi
买
bàn
半
tóu
头
zhūròu
猪肉

buy half of a pig