aglet
noun
Definitions
The cover at the tip of a shoelace, to prevent it from fraying.
A catkin.
noun
Definitions
A tip, originally of metal and often decorative, on a ribbon or cord that makes lacing two parts of a garment or garments together easier, as in corset lacings, "points" (lacing hose or trousers to jacket or doublet) or sleeves to a bodice.
An ornament worn on clothing, consisting of a metal tag on a fringe, or a small metallic plate or spangle.