(make)(your) blood run cold

to be very frightened.

The thought of the damage such a bomb could do made my blood run cold.

• look to be
• look to be something
• look to do something
• look to for
• look to for something
• look to laurels
• look to someone for
• look to someone for something
• look to something for
• look to something for something
• look to your laurels
• look up
• look upon as
• look upon as something
• look upon someone as
• look upon someone as something
• look upon something as
• look upon something as something
• look up to
• look up to someone
• Look what the cat's dragged in!
• Look who's talking!
• loom large
• loose cannon
• loose ends