This book is the culmination of collaboration, aimed at illuminating the intricate relationship between morphology and syntax in the English language. Our sincere thanks go to my colleagues and mentors who provided invaluable insights and guidance throughout this journey. Their expertise in linguistics has greatly enriched the content and depth of this text. We also extend my appreciation to the students who inspired this project through their curiosity and eagerness to understand the complexities of language. Their questions and challenges have driven me to explore and clarify concepts that are essential for mastering English. This book is designed not only as a resource for educators but also as a tool for learners seeking to enhance their linguistic competence