aachen afrikaans anglo-frisian languages aruba austrasia belgium brabantian cambrai clovis dietsch duisburg dutch low saxon dutch dialects dutch language east flemish eupen flanders france franconian languages francophone franks french flanders gaul germanic languages germany high german consonant shift high german languages history of dutch hollandic homburg indo-european languages language limburgish low dietsch low german low rhenish lower rhine merovingian meuse-rhenish middle dutch namibia netherlands netherlands antilles old dutch old frankish rhine ripuarian south africa south guelderish suriname welkenraedt west central german west flemish west germanic languages zeelandic