Where does “fandon” come from?

fandon (Old Dutch) comes from Proto-Germanic fandōną, from Proto-Indo-European pent- — to pass; path.

Ancestry of “fandon”, step by step

Step	Language	Word	Meaning
1	Proto-Germanic	fandōną	to seek, search for, examine
2	Proto-Indo-European	pent-	to pass; path

fandon — Etymology, Origin & Word History | Etymology Explorer