You could feel it like a cold wind down your spine.

A trickle of cold fear went all the way down my spine.

And then, still quiet, David ran his fingers down her spine.

Did it send a current of electricity down her spine?

And then something happened that sent a chill down his spine.

I could feel it like a tension down my spine.

It gave me a nasty feeling all down my spine.

The first time he heard the question Richard felt a chill down his spine.

The thought sent another chill down her spine, though she wasn't entirely sure why.

The voice sent a lance of ice down his spine.