If you want to improve your vocabulary and got fed up of reading many books and remembering the many word form random books on vocabulary and if you want to try someting different then this kinda book is for you. its a very unique book, form which you can improve in a very interesting way .
In this book roots are defined i.e how a words are formed in history . originating language. form where a perticular word came from . We there form german french . This book really amazing when to have to take a compettive exam and if you are tired of remembering words and you forget them when they come in exam you just continue . wonder why you are forgetting . then just buy this book.