Where does “stōnda” come from?

stōnda (Old Frisian) comes from Proto-West Germanic *standan, from Proto-Germanic standaną, from Proto-Indo-European *steh₂-.

Ancestry of “stōnda”, step by step

Step	Language	Word	Meaning
1	Proto-West Germanic	*standan	—
2	Proto-Germanic	standaną	to stand
3	Proto-Indo-European	*steh₂-	—

stōnda — Etymology, Origin & Word History | Etymology Explorer