Pāṇini sūtras

The affix ṭa comes after the verb sṛ ‘to go’, when pūrva is in composition with it, denoting the agent.

1. pūrveपूर्वे

   Part	Lexeme	Sandhi form	Meaning	Stem
   pप्	pūrvaपूर्व	pūrveपूर्वे	pūrva [word]पूर्व [wओर्द्]	pūrvaपूर्व

2. kartariकर्तरि

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   kक्	kartṛकर्तृ	kartariकर्तरि	agens	kartकर्त् + plus ariअरि

Anuvṛtti

1. supiसुपि 3·2·4

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   sस्	supसुप्	supiसुपि	case ending	supसुप् + plus iइ

2. ṭaḥटः 3·2·16

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   ṭट्	ṭaट	ṭaḥटः	ṭaट	ṭट् + plus aḥअः

3. sarteḥसर्तेः 3·2·18

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   sस्	sartiसर्ति	sarteḥसर्तेः	sṛसृ	sartसर्त् + plus eḥएः