Pāṇini sūtras

When a Taddhita affix is elided by the word luk there takes place the elision by luk of the feminine affix of the upasarjana.

German Beim Schwund eines taddhita-Suffixes findet auch ein Schwund des Femininsuffixes statt. (49)

1. lukलुक्

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

2. taddhita+lukiतद्धित+लुकि

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   tत्	taddhitaतद्धित	taddhitaतद्धित	taddhitaतद्धित	taddhitतद्धित् + plus aअ
   lल्	lukलुक्	lukiलुकि	suffix elision	lukलुक् + plus iइ

Anuvṛtti

1. upasarjanasyaउपसर्जनस्य 1·2·48

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   uउ	upasarjanaउपसर्जन	upasarjanasyaउपसर्जनस्य	upasarjanaउपसर्जन	upasarjanउपसर्जन् + plus asyaअस्य