Correct

戳子

/ chuōzi / 
Strokes

Definition

stamp/seal

Example

As a Noun

stamp; seal

1
  
(
zài
在
wénjiàn
文件
shàng
上
  
)
gài
盖
chuōzi
戳子

put a seal/stamp (on a document); affix a seal/stamp (to a document); stamp (a document) with a seal