Where does “мандрувати” come from?

мандрувати (Ukrainian) comes from Ukrainian ма́ндри, from German wandern, from Middle High German wandern, from Old High German wantaron, from Proto-West Germanic *wandarōn — to waver, change, fluctuate.

мандрувати (Ukrainian): to travel, to voyage, to tour, to wander, to roam, to rove, to peregrinate, to itinerate go from place to place