: to twist and turn from side to side She was writhing in pain.

How would you describe twisting pain?

writhe (rīᵺ), v., writhed, writh•ing, n. v.i. to twist the body about, or squirm, as in pain, violent effort, etc. to shrink mentally, as in acute discomfort.

What does writhing mass mean?

to twist the body about, or squirm, as in pain, violent effort, etc.