Where does “Fettsäure” come from?

Fettsäure (German) comes from German fett, from Middle Low German vet, from Old Saxon fētid, 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.

Fettsäure (German): fatty acid

Definitions

  1. fatty acid

Ancestry of “Fettsäure”, step by step

Fettsäure traces back through two separate lines of ancestry.

via German fett

StepLanguageWordMeaning
1Germanfettfat; rich, containing a lot of fat; bold
2Middle Low Germanvet—
3Old Saxonfētid—
4Proto-West Germanicfaitidfattened, made fat
5Proto-West Germanicfaitfat
6Proto-Germanicfaitazfat
7Proto-Indo-EuropeanpoyH-—
8Proto-Indo-EuropeanpeyH-fat, milk

via German Säure

StepLanguageWordMeaning
1GermanSäureacid
2Middle High Germansiure—

Words derived from “Fettsäure”

Every word from Proto-Indo-European peyH- →Every word from Proto-Indo-European poyH- →Every word from Proto-Germanic faitaz →