Where does “seke” come from?

seke (Old Frisian) comes from Proto-Germanic sakō, from Proto-Indo-European seh₂g- — to seek out.

Ancestry of “seke”, step by step

Step	Language	Word	Meaning
1	Proto-Germanic	sakō	quarrel; charge, case, lawsuit; thing, matter
2	Proto-Indo-European	seh₂g-	to seek out

seke — Etymology, Origin & Word History | Etymology Explorer