vat

The story

1. Proto-Indo-European · inherited from*pod-“vessel”
2. Proto-Germanic · inherited from*fatą“vessel”
3. Proto-West Germanic · inherited from*fat
4. Old English · inherited fromfæt“vat, vessel”
5. Middle English · inherited fromvat
6. English todayvat

Inherited from Middle English vat, a dialectal variant of fat (“vat, vessel, cask”), from Old English fæt (“vat, vessel”), from Proto-West Germanic *fat, from Proto-Germanic *fatą (“vessel”), from Proto-Indo-European *pod- (“vessel”). Cognate with Scots fat, vat, vautt (“vat, cask, tub”), West Frisian fet, Dutch vat (“barrel, cask, vessel, vat”), German Fass (“barrel, keg, drum, cask, vat”), Danish fad (“saucer, dish”), Swedish fat (“dish, barrel, cask, vat”), Icelandic fat (“dish, saucer”). See Etymology 3 of fat.