Tremble with fear (7)

I believe the answer is:

shudder

(Other definitions for shudder that I've seen before include "Shiver with horror" , "Convulsive shake" , "Tremble through fear" , "Shiver; tremble" , "Shake with fear" .)

I've seen this clue in The Times and the King Feature Syndicate.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.