Summary: In this seventh edition of the book on South Indian music, the theoretical portions have been expanded, model appreciation essays on kritis of Tyagaraja have been added, and technical elements like Analytical and Synthetic portrayal of Ragas in musical compositions have been explained. Emphasis is placed on the beauty of rhyming syllables, jingle of recurring prasa, and the use of solkattu sahityas in compositions. Details on raga structures, embellishments like makutas in chitta svaras, and the importance of graha, amsa, tara, mandra, nyasa, and other elements in musical forms are discussed. The melakarta scheme's significance and the analysis of melas, janaka melas, and janya ragas are detailed. The chapter also delves into the classification of ragas, varja or non-varja characteristics, vakra or krama distinctions, and the distinctions between samputrna, krama shadava, and krama audava ragas. Additionally, the practical application of these concepts in the composition of kritis, alapana, chitta svaras, and muktayi svaras is explored, showcasing the intricate beauty and depth of South Indian classical music.