Souche (en. Stumper)

Translation into French

Didn't think that would be a stumper.
Je ne pensais pas que ce serait un problème.
Example taken from data source: OpenSubtitles_v2018
The Eurofoum building is located at 11, rue Robert Stumper in Cloche d'Or, Gasperich, Luxembourg City, Luxembourg.[1].
Le bâtiment Eurofoum est situé au 11, rue Robert Stumper à Cloche d'Or, Gasperich, Luxembourg-Ville, Luxembourg[1].
Example taken from data source: wikimedia_v20210402