baktati

1. colloq. (baktati se s + instr.) to bother with; to mess around with
   Nemam vremena da se baktam s papirologijom. — I don't have time to bother with paperwork.
   Ceo dan se baktao sa starim kolima. — He spent all day messing around with the old car.
2. regional (of walking) to stomp; to clatter with one's feet
   Deca su baktala po hodniku celo jutro. — The kids were stomping around the hallway all morning.

Usually used with "se" and the preposition "s/sa" or "oko": baktati se s nečim, oko nečega.