Someone who uses a divining rod to find underground water.

synonyms: rhabdomancer, water witch.

Dutch: wichelstok, wichelroede, pendelaar, rabdomant, radiësthesist, roedeloper, wichelroedeloper

Forked stick that is said to dip down to indicate underground water or oil.

synonyms: divining rod, dowsing rod, water finder, waterfinder.

Dutch: wichelroede
Polish: różdżka, rószczka