nuppi

Etymology
Borrowed from.

Noun

 * 1) knob rounded protuberance, handle, or control switch
 * 2) cascabel knob at the end of a cannon, to which ropes are attached in order to control recoil
 * 3) finial decorative fitting in a post, pole etc.
 * 4)  tractor truck used to pull a trailer or a semi-trailer
 * 5)  head