- backwater - a body of water that was created by a flood or tide or by being held or forced back by a dam; "the bayous and backwaters are breeding grounds for mosquitos"
--1 is a kind of body of water, water
- backwater - any backward region that is isolated from the world and resists progress
--2 is a kind of region
- backwater - any backward region that is isolated from the world and resists progress