prerasti

1. (+ u + acc.) to turn into; to develop into
   Svađa je brzo prerasla u tuču. — The argument quickly turned into a fight.
   Njihovo prijateljstvo je preraslo u ljubav. — Their friendship developed into love.
2. to outgrow; to grow taller than; to surpass
   Sin je već prerastao oca. — The son has already grown taller than his father.
   Ona je prerasla te igračke. — She has outgrown those toys.
3. (of plants) to overgrow
   Korov je prerastao celo dvorište. — Weeds have overgrown the whole yard.

In the sense 'to turn into' it takes u + accusative: prerasti u sukob.