Where does “Roterodamum” come from?

Roterodamum (Latin) comes from Middle Dutch rotterdam, from Middle Dutch dam, from Old Dutch dam, from Proto-West Germanic *damm, from Proto-Germanic dammaz — dam.

Ancestry of “Roterodamum”, step by step

StepLanguageWordMeaning
1Middle DutchrotterdamRotterdam
2Middle Dutchdam
3Old Dutchdam
4Proto-West Germanic*dammdam
5Proto-Germanicdammazdam

Words derived from “Roterodamum

Every word from Proto-Germanic dammazEvery word from Proto-West Germanic *dammEvery word from Old Dutch dam