Pāṇini sūtras

The affix śa (a) is employed after the roots pā ‘to drink’, ghrā ‘to smell’, dhmā ‘to blow’, dheţ suck, and dṛś ‘to see’ when there is a preposition along with these roots.

1. pā+ghrā+dhmā+dheṭ+dṛśaḥपा+घ्रा+ध्मा+धेट्+दृशः

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   pप्	pāपा	pāपा	pāपा	pप् + plus āआ
   gग्	ghrāघ्रा	ghrāघ्रा	ghrāघ्रा	ghrघ्र् + plus āआ
   dद्	dhmāध्मा	dhmāध्मा	dhmāध्मा	dhmध्म् + plus āआ
   dद्	dheṭधेट्	dheṭधेट्	dheṭधेट्	dheṭधेट्
   dद्	dṛśदृश्	dṛśaḥदृशः	dṛśदृश्	dṛśदृश् + plus aḥअः

2. śaḥशः

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   śश्	śaश	śaḥशः	ŚaŚअ	śश् + plus aḥअः

Anuvṛtti

1. ca+upasargeच+उपसर्गे 3·1·136

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   uउ	upasargaउपसर्ग	upasargeउपसर्गे	preposition	upasargउपसर्ग् + plus eए