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
Anglo-Norman language a century after it had become the language of the king and of most of the English nobility. During the 12th century, development of the administrative and judicial institutions took place. Because the king and the lawyers at the time normally used French, it also became the language of these institutions. From the 12th century until the 15th century, the courts used three languages: Latin for writing, French as the main oral language during trials, and English in less formal exchanges between the judge, the lawyer, the complainant or the witnesses. The judge gave his sentence orally in Norman, which