knuckle with

There is a ring that takes up half the space of a finger, going past the knuckle with small butterflies flying throughout its frame.

He drew a red trickle on his knuckle with a marker.

“The tip contains a pressurized dart. One shot only. You tap the knuckle with your thumb and someone goes beddie-bye.”

It was a diamond the size of his knuckle, with a dark core.

Olive laughed, clapping as the bird shredded a pig knuckle with her talons.