- Beaver’s construct
- Beaver’s work, mother
- Block (river)
- Brood mare
- Broodmare
- Confine Fido’s mum
- Embankment
- Clue is drifting into flood channel
- Flood channel
- Flow gate
- Flush with water
- Perplexing clue is found in a sewer
- Watergate
- Weir (gates)