Where does “roerganger” come from?

roerganger (Dutch) comes from Dutch roer, from Dutch roeder, from Middle Dutch roeder, from Old Dutch ruother, from Proto-Germanic rōþrą, from Proto-Indo-European h₁reh₁- — to row; to separate; loose, sparse, rare.

roerganger (Dutch): helmsman

Definitions

helmsman

Ancestry of “roerganger”, step by step

roerganger traces back through two separate lines of ancestry.

via Dutch roer

Step	Language	Word	Meaning
1	Dutch	roer	A boat's wheel; A rudder, device to steer a...
2	Dutch	roeder	—
3	Middle Dutch	roeder	—
4	Old Dutch	ruother	—
5	Proto-Germanic	rōþrą	oar; rudder
6	Proto-Indo-European	h₁reh₁-	to row; to separate; loose, sparse, rare

via Dutch ganger

Step	Language	Word	Meaning
1	Dutch	ganger	A pedestrian
2	Middle Dutch	gagnere	—

Every word from Proto-Indo-European h₁reh₁- →Every word from Proto-Germanic rōþrą →Every word from Old Dutch ruother →