stopper

US /ˈstɑː.pɚ/
UK /ˈstɑː.pɚ/
1.

nút chặn

an object that fits into the top of a bottle or other container:

:
•
I removed the stopper and poured out a drink.
1.

nút chặn

something that stops the thing mentioned:

:
•
a conversation stopper