копец

Noun

 * 1)  end, death; bad or crazy thing or situation
 * 2)  end, limit
 * 3)  boundary mark, boundary pit; hole in the woods that marks something
 * 4)  pit for storing vegetables in winter; small pit for temporary needs
 * 5)  well (hole for obtaining water)
 * 6)  small mound or knoll; kurgan
 * 7)  worker who digs up or puts manure on a cart
 * 1)  worker who digs up or puts manure on a cart

Noun

 * 1)  owl
 * 2)  kite
 * 3)  red-footed falcon

Etymology 3
Unclear.

Noun

 * 1)  steering oar, helm