Pāṇini sūtras

After the verbs ghrā ‘to smell,’ dheṭ ‘to drink,’ śā śo ‘to pare,’ chā (cho) ‘to cut’ and sā (so) ‘to destroy’ there is optionally the elision of sic, when the parasmaipada terminations are employed.

1. vibhāṣāविभाषा

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   vव्	vibhāṣविभाष्	vibhāṣāविभाषा	option	vibhāṣविभाष् + plus āआ

2. ghrā+dheṭ+śā+chā+saḥघ्रा+धेट्+शा+छा+सः

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   gग्	ghrāघ्रा	ghrāघ्रा	ghrāघ्रा	ghrघ्र् + plus āआ
   dद्	dheṭधेट्	dheṭधेट्	dheṭधेट्	dheṭधेट्
   śश्	śāशा	śāशा	śāशा	śश् + plus āआ
   cच्	chāछा	chāछा	chāछा	chāछा
   sस्	sस्	saḥसः	soसो	sस् + plus aḥअः

Anuvṛtti

1. lukलुक् 2·4·58

   Part	Lexeme	Sandhi form	Meaning	Stem
   lल्	lukलुक्	lukलुक्	suffix elision	lukलुक्

2. parasmaipadeṣuपरस्मैपदेषु 2·4·77

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   pप्	parasmaipadaपरस्मैपद	parasmaipadeṣuपरस्मैपदेषु	active voice	parasmaipadपरस्मैपद् + plus eṣuएषु