Where does “stondynge” come from?

stondynge (Middle English) comes from Old English standende, from Proto-Germanic standandz, from Proto-Germanic standaną, from Proto-Indo-European *steh₂-.

Ancestry of “stondynge”, step by step

stondynge traces back through two separate lines of ancestry.

via Old English standende

StepLanguageWordMeaning
1Old Englishstandende—
2Proto-Germanicstandandzstanding
3Proto-Germanicstandanąto stand
4Proto-Indo-European*steh₂-—

via Old English stondende

StepLanguageWordMeaning
1Old Englishstondende—
Every word from Proto-Indo-European *steh₂- →Every word from Proto-Germanic standaną →Every word from Proto-Germanic standandz →