Introduction 3
1 General background of the history of English Language 5
1.1 The English vocabulary in the Old English period 5
1.2 The English vocabulary in the Middle English period 12
1.3 The English vocabulary in the Modern English period 16
2 Social and territorial differentiation of Modern English vocabulary 22
2.1 Social differentiation of Modern English vocabulary 22
2.2 Territorial differentiation of Modern English vocabulary 30
Conclusion 36
Bibliography 37