Related Clues:
- Protective river embankment
- Sire’s mate
- Flood-preventing barrier
- Mother wanting nuts sent around
- Ewe, to a lamb
- The world's largest one is in Hubei, China
- Beaver's building project
- River's flood barrier
- Beaver-built structure
- Mother's Day morning
- Horse's female parent
- Power structure of a sort
- Water barrier used by armada maybe
- Hydroelectric power station
- Moat feature