"Die jenische Sprache" is a study of the language and culture of the Jenish, which the author Angelbert Wittich dedicated to this little-known European minority. The book examines the linguistic features of the Yenish language, its origin and evolution, as well as its influence on other languages. The author deeply explores the vocabulary, grammar and phonetics of this language, which gives the reader the opportunity to better understand its specifics. In addition, the book also draws attention to the history and cultural characteristics of the Janissaries, which helps to reveal a complete picture of the life of this minority. "Die jenische Sprache" is an important contribution to the study of minority languages and cultures, which will be of interest to a wide range of readers, as well as linguists and ethnographers.