rastati se

1. (with se) to part; to say goodbye
   Rastali smo se ispred bioskopa oko ponoći. — We parted in front of the cinema around midnight.
2. (with se, of a couple) to break up; to separate
   Rastali su se posle deset godina braka. — They split up after ten years of marriage.
   Rastala se sa dečkom prošlog meseca. — She broke up with her boyfriend last month.
3. (se od/s + gen./instr.) to part with something
   Teško se rastao od svog starog auta. — He found it hard to part with his old car.

Almost always used with se: rastati se s kim or od koga; the imperfective is rastajati se.