The Sanskrit Alphabet consists of Vowels, Semivowels, Nasals, Row class Consonants, Sibilants, Aspirate, and the Ayogavahas, new unseen sounds that result only during Talking and Chanting.
Reading aloud an Avagraha and Visarga properly is what makes th.
A slight change in spelling is noticed accordingly while Speaking, the same when Written down is called Sandhi.
As one speaks fluently, there is a merging of sounds of some of the Adjacent Words.
In Speech what comes naturally is called Sandhi.
The Sanskrit Alphabet consists of Vowels, Semivowels, Nasals, Row class Consonants, Sibilants, Aspirate, and the Ayogavahas, new unseen sounds that result only during Talking and Chanting