rooted to the spot
US /ˈruːtɪd tu ðə spɑt/
UK /ˈruːtɪd tu ðə spɑt/

1.
aan de grond genageld, verstijfd
unable to move because of fear, surprise, or other strong emotion
:
•
She was so scared that she was rooted to the spot.
Ze was zo bang dat ze aan de grond genageld stond.
•
He stood rooted to the spot, watching the car drive away.
Hij stond aan de grond genageld, kijkend hoe de auto wegreed.