overspill

Từ điển Oxford Advanced Learner 8th

over·spill [overspill overspills] BrE [ˈəʊvəspɪl] NAmE [ˈoʊvərspɪl] noun uncountable, singular (BrE)
people who move out of a city because it is too crowded to an area where there is more space
•New towns were designed to house London's overspill.

• Từ đồng nghĩa / Synonyms:
  overflow, runoff