He had his teeth clenched too hard to say anything.

But his teeth were clenched together and then he was throwing up.

My teeth were clenched tight, but I forced the words through them.

"Not much farther," she said through teeth clenched against the pain.

Even her teeth were clenched tight; she could barely speak.

The late king's words came out as from between teeth tightly clenched with hate.

My teeth were so tightly clenched that I could barely force the words out.

It is difficult not to hiss when one's teeth are clenched.

Hooper's teeth were clenched, and he ground them the way people do during sleep.

From the sound of his voice, his teeth were clenched.