I dug my nails into my palms as he smiled at me with kindly eyes.

I dug my nails into my palms and took deep breaths.

Bits of glass scattered on the floor dug into her palms.

She dug her nails into her palms to keep from screaming.

For example, the nails of such individuals dig into their palms because they cannot straighten their fingers.

Her nails dug into her palms painfully with the effort.

"How nice of you to notice," I said as my fingernails dug into my palms.

I felt the pain growing like a flower inside him as his nails dug into his palms.

She was thinner than he remembered; the humps of her bones dug into his palms.

She felt herself losing control and dug her nails into her palms until a measure of calm returned.