Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun overspill

2 senses of overspill

Sense 1
overspill -- (the relocation of people from overcrowded cities; they are accommodated in new houses or apartments in smaller towns)
       => move, relocation -- (the act of changing your residence or place of business; "they say that three moves equal one fire")

Sense 2
overflow, runoff, overspill -- (the occurrence of surplus liquid (as water) exceeding the limit or capacity)
       => flow, flowing -- (the motion characteristic of fluids (liquids or gases))