 but later preferring a derivation from "fors", a "whirling stream" or "cataract", connected to the spring and the god's veneration by seagoing peoples.It is plausible that "Fosite" is the older name and "Forseti" a folk etymology.According to the German philologist, Hans Kuhn, the Germanic form Fosite is linguistically identical to Greek "Poseidon", hence the original name must have been introduced before the Proto-Germanic sound change, probably via Greek sailors purchasing amber.