
1) Dowse
Found on
https://www.crosswordclues.com/clue/waterwitch

Waterwitch or Water Witch is a common name for ships. Some ships known by this name include: In addition, `water witch` or `water witching` can refer to: ...
Found on
http://en.wikipedia.org/wiki/Waterwitch

HMS Waterwitch was a British Algerine Class minesweeper of 950 tons displacement launched in 1943. HMS Waterwitch was powered by two 3-drum type boilers providing a top speed of 16.5 knots. She carried a peacetime complement of 85 and between 104 and 138 in war. For defence she was armed with one 4-inch dual-purpose gun; four 40 mm anti-aircraft gu...
Found on
http://www.probertencyclopaedia.com/browse/RW.HTM
No exact match found.