wellwater/ˈwɛlwɔːtə(ɹ)/EtymologyFrom Middle English welle-water, from Old English wiellewæter (“springwater”), equivalent to well + water.wellwater means water taken from a well, i.e. a hole in the ground which acts as a source of water. Lexicurio rates it Sui generis — a strength score of 87 out of 100.nounWater taken from a well, i.e. a hole in the ground which acts as a source of water.