Where does “fet” come from?

fet (Old Dutch) comes from Proto-West Germanic faitid, from Proto-West Germanic fait, from Proto-Germanic faitaz, from Proto-Indo-European poyH-, from Proto-Indo-European peyH- — fat, milk.

Ancestry of “fet”, step by step

StepLanguageWordMeaning
1Proto-West Germanicfaitidfattened, made fat
2Proto-West Germanicfaitfat
3Proto-Germanicfaitazfat
4Proto-Indo-EuropeanpoyH-—
5Proto-Indo-EuropeanpeyH-fat, milk
Every word from Proto-Indo-European peyH- →Every word from Proto-Indo-European poyH- →Every word from Proto-Germanic faitaz →