spillover
nounUK /ˈspɪlˌəʊvə/
US /ˈspɪlˌoʊvər/
When something extra comes out and spreads to another place.
The crowd spilled over from the park into the street.
OTHER MEANINGS
2. An effect that spreads from one place or group to another.
The spillover from the big festival brought more visitors to nearby shops.
3. Liquid that has flowed over the edge of a container.
We wiped up the spillover from the bucket.
4. Extra people or things that move into another area because a place is full.
The spillover of cars filled the side streets.