lug

باللغة العربية: عُرْوَة، نُتُوء، شِراعٌ مِقْصَلِيّ

1. A lugsail.
2. The leather loop or ear by which a shaft is held up.
3. A loop (or protuberance) found on both arms of a hinge, featuring a hole for the axis of the hinge.
4. A ridge or other protuberance on the surface of a body to increase traction or provide a hold for holding and moving it.

الجمع lugs