Where does “wedden” come from?

wedden (Dutch) comes from Middle Dutch wedden, from Old Dutch weddon, from Frankish weddōn, from Proto-West Germanic waddjōn, from Proto-Germanic wadjōną, from Proto-Germanic wadją, from Proto-Indo-European wedʰ- — to bind, to secure; to pledge, to guarantee; to...

wedden (Dutch): to wager, to bet, to accept a gamble