spill over
phrasal verbspill over (into something) 
- to fill a container and go over the edge- She filled the glass so full that the water spilled over.
- (figurative) Her emotions suddenly spilled over.
- He nodded, his tears spilling over.
 
- to start in one area and then affect other areas- Unrest has spilt over into areas outside the city.
- The effects of stress at work can spill over into home life.