The document discusses the various foreign influences on Old English, including the Celtic, Roman, Scandinavian, and Latin influences. It describes how the Celtic language influenced place names and natural features. Latin was introduced through both direct Roman influence and later through Christianity. Many words relating to religion, education, and literature entered Old English through Latin. Scandinavian influence increased after Danish settlers began arriving in England in the 8th century. Their language introduced many everyday words and had a significant impact on grammar and syntax. Overall, the document examines the periods of contact between Old English and other languages and analyzes the extent and types of words borrowed into the English vocabulary from these foreign sources over time.