Noun

1. A peg (cylindrical wooden, metal etc. object used to fasten or as a bearing between objects).
2. A peg (protrusion used to hang things on).
3. A tap, spigot (pin or peg used to stop the vent in a cask)
4. A plug (any piece of wood, metal, or other substance used to stop or fill a hole).
5. A stopper, bung (object to prevent fluid passing through the neck of a bottle, a hole in a vessel etc.).

   Tarvitsemme tapin, tai vene uppoaa.

   We need a stopper or the boat will sink.

6. A pin (cylinder often of wood or metal used to fasten or as a bearing between two parts).
7. A tenon
8. A cone cell, short for tappisolu.