knobble
/ˈnɑbəl/
noun
- A small rounded lump or protuberance.
- The old tree trunk had a knobble where a branch had been cut off.
- The surface of the rock was covered in tiny knobbles.
- He felt a knobble on the back of his head where he had bumped it.
verb
- To form or cover with small knobs or lumps.
- The potter carefully knobbled the clay to create a textured vase.
- The cold weather caused the paint to knobble on the metal fence.
- As the dough rose, it began to knobble on the surface.