Pāṇini sūtras

The case inflected words pâpa ‘sin,’ and aṇaka ‘insignificant,’ are compounded with words expressive of vileness, and the compound is Tat-purusha.

1. pāpa+aṇakeपाप+अणके

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   pप्	pāpaपाप	pāpaपाप	evil	pāpपाप् + plus aअ
   aअ	aṇakaअणक	aṇakeअणके	insignificant	aṇakअणक् + plus eए

2. kutsitaiḥकुत्सितैः

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   kक्	kutsayकुत्सय्	kutsitaiḥकुत्सितैः	contemn	kutsitकुत्सित् + plus aiḥऐः

Anuvṛtti

1. kutsanaiḥकुत्सनैः 2·1·53

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   kक्	kutsanaकुत्सन	kutsanaiḥकुत्सनैः	reproach	kutsanकुत्सन् + plus aiḥऐः