Pāṇini sūtras

Upto Sûtra V.1.63, inclusive, the affix ṭhak (±/—ik<u>a or ±/—k<u>a) bears rule, with the exception of the word ‘gopuchchha’, or a Numeral, or a word denoting a measure of capacity.

1. ā+arhātआ+अर्हात्

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   āआ	āआ	āआ	until	āआ
   aअ	arhaअर्ह	arhātअर्हात्	Aṣṭādhyāyī 5.1.63Aष्टाध्यायी ५.१.६३	arhअर्ह् + plus ātआत्

2. a+go+puccha+saṅkhyā+parimāṇātअ+गो+पुच्छ+सङ्ख्या+परिमाणात्

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   aअ	aअ	aअ	not	aअ
   gग्	goगो	goगो	go [word]	goगो
   pप्	pucchaपुच्छ	pucchaपुच्छ	puccha [word]	pucchपुच्छ् + plus aअ
   sस्	saṃkhyāसंख्या	saṅkhyāसङ्ख्या	numeral	saṃkhyसंख्य् + plus āआ
   pप्	parimāṇaपरिमाण	parimāṇātपरिमाणात्	measure	parimāṇपरिमाण् + plus ātआत्

3. ṭhakठक्

   Part	Lexeme	Sandhi form	Meaning	Stem
   ṭट्	ṭhakठक्	ṭhakठक्	ṭhakठक्	ṭhakठक्

Anuvṛtti

1. chaḥछः 5·1·1

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   cच्	chaछ	chaḥछः	īyaईय	chछ् + plus aḥअः

2. ṭhañठञ् 5·1·18

   Part	Lexeme	Sandhi form	Meaning	Stem
   ṭट्	ṭhañठञ्	ṭhañठञ्	ṭhañठञ्	ṭhañठञ्