vaikeakulkuinen (Finnish) comes from Finnish vaikea, from Finnish vaiva, from Proto-Finnic vaiva, from Proto-Germanic waiwô, from Proto-Indo-European wai — oh!; woe!.
vaikeakulkuinen (Finnish): difficult to traverse
Definitions
difficult to traverse
Ancestry of “vaikeakulkuinen”, step by step
vaikeakulkuinen traces back through two separate lines of ancestry.