Crystal gazing and Hydromancy

Crystal gazing noun - Staring into a crystal ball to arouse visions of future or distant events.

Hydromancy and crystal gazing are semantically related. In some cases you can use "Hydromancy" instead a noun phrase "Crystal gazing".

Hydromancy noun - Divination by water (as by patterns seen in the ebb and flow of the tides).

Crystal gazing and hydromancy are semantically related. You can use "Crystal gazing" instead a noun "Hydromancy".