get cold feet
US /ɡɛt koʊld fiːt/
UK /ɡɛt koʊld fiːt/

1.
venire il panico, tirarsi indietro
to suddenly become too frightened to do something you had planned to do
:
•
He was going to ask her to marry him, but he got cold feet at the last minute.
Stava per chiederle di sposarlo, ma gli è venuto il panico all'ultimo minuto.
•
I was going to try bungee jumping, but I got cold feet when I saw the height.
Stavo per provare il bungee jumping, ma mi è venuto il panico quando ho visto l'altezza.