Where does “deur-aan-deurverkoop” come from?

deur-aan-deurverkoop (Dutch) comes from Dutch verkoop, from Dutch verkopen, from Middle Dutch vercôpen, from Old Dutch farkōpon.

Ancestry of “deur-aan-deurverkoop”, step by step

deur-aan-deurverkoop traces back through two separate lines of ancestry.

via Dutch verkoop

StepLanguageWordMeaning
1Dutchverkoopsale
2Dutchverkopento sell
3Middle Dutchvercôpento sell
4Old Dutchfarkōpon

via Dutch deur-aan-deur

StepLanguageWordMeaning
1Dutchdeur-aan-deurdoor to door
Every word from Old Dutch farkōpon