Correct

鼓包

/ gǔ bāo / 
Strokes

Example

As a Verb

bulge; swell

1
Liǎnshàng
脸上
gǔ
鼓
le
了
gè
个
bāo
包

have a swelling on one's face

As a Noun

swell; bulge; bump; lump

2
Tā
她
cóng
从
tīzi
梯子
shàng
上
shuāi
摔
xiàlai
下来
  
,
tóu
头
shàng
上
pèng
碰
le
了
yī
一
gè
个
gǔbāo
鼓包
  
。

She got a bump on her head when she fell off the ladder.