This book gives the etymology and definition of key words that make up some of the vocabulary of the Psalms. It can be a tool to help the reader better understand the poetry of the Psalms. There are also helpful suggestions on how these poems can contribute to one's prayer life. Each word is discussed in terms of its root and usage. Words discussed include chesed (love), qodesh (holiness), ruach (breath), shalom (peace), and more. The words are listed in alphabetical order by their English counterpart, so even those with no formal understanding of Hebrew can find it useful.