crpiti

1. (of liquid or gas) to pump; to draw
   Pumpa crpi vodu iz bunara. — The pump draws water from the well.
2. (+ iz + gen.) to draw; to derive
   Umetnik crpi inspiraciju iz prirode. — The artist draws inspiration from nature.
   Snagu crpim iz svoje porodice. — I draw my strength from my family.
3. to drain; to exhaust; to exploit
   Ovaj posao me potpuno crpi. — This job is completely draining me.
   Strane firme godinama crpe naše resurse. — Foreign companies have been exploiting our resources for years.

In Serbia crpsti (crpem) is also used with the same meaning.