Correct

满嘴

/ mǎnzuǐ / 
Strokes

Definition

a full mouth of (sth physical)/to have the mouth exclusively filled with (a certain language, lies, promises, etc)

Example

As a Noun

one's entire mouth

1
Tā
他
mǎnzuǐ
满嘴
zānghuà
脏话
  
。

Filthy abuse came from his lips. / Dirty words poured from his mouth.

2
Gāoshāo
高烧
shǐ
使
tā
她
mǎnzuǐ
满嘴
qǐ
起
pào
疱
  
。

Her running high fever made boils on her mouth.

3
Mǎnzuǐ
满嘴
pēnfèn
喷粪

talk nonsense; bullshit; shit