Как по Английски будет костяшки

noun

A bone forming or corresponding to a knuckle.

Примеры использования:

They dashed up 55 together in the first eight overs after lunch and had taken their stand to 87 whe…

noun

A part of a finger at a joint where the bone is near the surface, especially where the finger joins the hand.

Примеры использования:

Brian rubbed his thumb back and forth over my index finger knuckle, tickling me a little bit.

verb

Rub or press (something, especially the eyes) with the knuckles.

Примеры использования:

Cora followed suit, knuckling the small of her back and grateful to be off her feet.