Where does “Stammvokal” come from?

Stammvokal (German) comes from German Stamm, from Middle High German stam, from Old High German stam, from Proto-Germanic stamnaz, from Proto-Indo-European *steh₂-.

Stammvokal (German): thematic vowel, stem vowel characteristic vowel linking a root with its suffixes

Definitions

  1. thematic vowel, stem vowel characteristic vowel linking a root with its suffixes

Ancestry of “Stammvokal”, step by step

Stammvokal traces back through two separate lines of ancestry.

via German Stamm

StepLanguageWordMeaning
1GermanStammtree trunk, main stem of a plant but never used of thin stalks or twigs
2Middle High Germanstam
3Old High Germanstam
4Proto-Germanicstamnaz
5Proto-Indo-European*steh₂-

via German Vokal

StepLanguageWordMeaning
1GermanVokalvowel
Every word from Proto-Indo-European *steh₂-Every word from Proto-Germanic stamnazEvery word from Old High German stam