So she suddenly feels what's like something like a red-hot knife being put into her stomach.

Loving someone you can't be with is like having a red-hot knife twisted round in your guts.

"Like someone's been shoving a red-hot knife against my throat."

One nipped his ear like the slash of a red-hot knife.

It felt as if someone was stabbing her brain with a red-hot knife.

The knowledge that he'd done this was like a red-hot knife plunged into his gut.

I sat with my arms bound and a glowing red-hot knife was before my eyes.

A red-hot knife went through every ear in the room, freezing the action like a stop-motion camera.

Every breath he drew thrust a red-hot knife between his ribs.

The hunger bit into Katterson like a red-hot knife as he stood there uneasily waiting for something to happen.