freeze up
Intermediate (B1)informal
To suddenly stop working or stop being able to do anything, like when you're so scared you can't speak.
"She completely froze up when the interviewer asked her to describe her greatest weakness."
Hear it in context

N3on Meets Michael Porter Jr. (NBA Star)
N3ON · 40:28
Unless you freeze up.

#UFC327 Watch Along w/ UFC Hall of Famer Jens Pulver
UFC FIGHT PASS · 26:14
Your hands freeze up.

Improve your English speaking fluency | Shadowing practice for one hour
linguamarina · 33:12
I just freeze up sometimes.

They Laughed When He Said ‘Never Finance a Tractor’… Then the Bills Came
Old Farms Tales · 9:05
project before freeze up. The extra

(5-Hour) IELTS Listening Practice 🎧 || Listen to Native Speakers || English Podcast for Fluency
Learn English Lab · 27:21
Freeze up resources, reduces pressure, mention aid,