Sarre Anglo-Saxon cemetery accounts attribute this change to the widescale invasion of Germanic language tribes from northern Europe, namely the Angles, Saxons, and Jutes. Archaeological and toponymic evidence shows that there was a great deal of syncretism, with Anglo-Saxon culture interacting and mixing with the Romano-British culture. The Old English term "Kent" first appears in the Anglo-Saxon period, and was based on the earlier Celtic-language name "Cantii". Initially applied only to the area east of the River Medway, by the end of the sixth century it also referred to areas to the west of it. The Kingdom of Kent was the first recorded
Dutch language of the local Germanic populace as opposed to Latin, the non-native language of writing and the Catholic Church. In the first text in which it is found, dating from 784, "theodisce" refers to Anglo-Saxon, the West Germanic dialects of Britain. Owing to commercial and colonial rivalry in the 16th and 17th centuries between England and the Low Countries, a cognate of "theodisk" (most likely Middle Dutch "Duutsc") was borrowed into English and developed into the exonym "Dutch", which came to refer exclusively to the people of the Netherlands. (A usage of the English term "Dutch" that includes German survives in