wykańczać

Etymology
From.

Verb

 * 1)  to finish off, to complete, to put the finishing touches to
 * 2)  to polish off, to use up
 * 3)  to do in, to knock off, to kill, to finish off
 * 4)  to wear out, to exhaust, to knacker, to be the death of
 * 5)  to wear oneself out, to be exhausted
 * 6)  to run out, to be used up
 * 7)  to die