The word is derived from two Sanskrit terms: Punyah (auspicious/holy) and Vachanam (to speak). Literally, it means "declaring the day to be auspicious." The Core Purpose
It allows the "Karta" (the person performing the pooja) to understand the meaning of the mantras being chanted by the priest. Finding the Right PDF punyahavachanam pdf telugu
It eliminates "Ashoucham" (impurity) caused by birth, death, or long-term vacancy of a house. The word is derived from two Sanskrit terms:
Chanting of the "Pavamana Suktam" and other Vedic hymns. punyahavachanam pdf telugu