1. 过渡圆角：Jurisdictional Review 权限审查 | Knuckles 过渡圆角 | radius 半径

2. (响指)：/kneel (下跪) | /knuckles (响指) | /lavish (慷慨)

3. 扮演刺客：CAPTAINSTACEY 扮演Stacey | KNUCKLES 扮演刺客1 | STICKYRICE 扮演刺客2

noun

1. a small metal weapon
worn over the knuckles on the back of the hand

Synonym: brass knucksknucksbrass knucklesknuckle duster