Similarly in Bulgaria and North Macedonia, in the tradition of koleduvane (коледуване) or koledarenje (коледарење) around Christmas, groups of children visiting...

type of caroling is called "kolędowanie" in Poland [kɔlɛndɔˈvaɲɛ] , "коледуване" (koleduvane) in Bulgaria, "colindat" in Romania, "колядування" (koliaduvannia)...