scum

(E)=schum(MLG/MDu)=shum(Ainu)=oil/fat/scum,=xomalli(N)=bullrush/esparto grass/spoon of clay first made of esparto grass, Albacete(Andaluz)=Al-Basit(Arab)=basin(E)=bascin(ME)=bacin(OF/Pr/Sp)=bache(Sp)=patch(E)=pacche(ME)=pachiui(N)=sink/sag.