floodwater

flood +‎ water

floodwater (countable and uncountable, plural floodwaters)

1. The water of a flood.
   • 2013 January, Nancy Langston, “The Fraught History of a Watery World”, in American Scientist‎, volume 101, number 1, archived from the original on 22 January 2013, page 59:

     European adventurers found themselves within a watery world, a tapestry of streams, channels, wetlands, lakes and lush riparian meadows enriched by floodwaters from the Mississippi River.

   • 2020 July 29, Andrew Roden, “ORR demands more action on weather resistance”, in Rail, page 21, photo caption:

     South Yorkshire 2019: The track at Conisbrough is deluged by floodwater. Lines were shut and services were disrupted across Yorkshire and the East Midlands.

• flood water

• waterflood