Where does “Rossum” come from?

Rossum (English) comes from Dutch heem, from Middle Dutch hêem, from Old Dutch hēm, from Proto-West Germanic haim, from Proto-Germanic haimaz, from Proto-Indo-European ḱóymos, from Proto-Indo-European ḱey- — to be lying down; to settle.

Ancestry of “Rossum”, step by step

Rossum traces back through two separate lines of ancestry.

via Dutch heem

StepLanguageWordMeaning
1Dutchheemhouse, home; yard
2Middle Dutchhêemhome place
3Old Dutchhēmhome, place
4Proto-West Germanichaimhome
5Proto-Germanichaimazhome; house; village
6Proto-Indo-Europeanḱóymosof the home, belonging to the family; village,...
7Proto-Indo-Europeanḱey-to be lying down; to settle

via Dutch van Rossum

StepLanguageWordMeaning
1Dutchvan Rossum
Every word from Proto-Indo-European ḱey-