Where does “Олланд” come from?

Олланд (Ukrainian) comes from French Hollande, from Dutch Holland, from Old Dutch holt, from Proto-West Germanic holt, from Proto-Germanic hultą, from Proto-Indo-European kald-, from Proto-Indo-European kola-.

Ancestry of “Олланд”, step by step

StepLanguageWordMeaning
1FrenchHollandeHolland, the Netherlands
2DutchHollandin [[patriot
3Old Dutchholtwood; tree; a wood, a forest
4Proto-West Germanicholtwoods, forest; wood
5Proto-Germanichultąwood
6Proto-Indo-Europeankald-
7Proto-Indo-Europeankola-
Every word from Proto-Indo-European kola-