Pāṇini sūtras

In a compound, the second member of which contains a guttural, there is ṇa in the room of na, that follows anything which standing in the prior member is qualified to cause the change, provided the na be at the end of a prâtipadika, or be the augment num, or occur in a vibhakti.

1. kumatiकुमति

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   kक्	kumatकुमत्	kumatiकुमति	guttural	kumकुम् + plus atiअति

2. caच

   Part	Lexeme	Sandhi form	Meaning	Stem
   cच्	caच	caच	besides	caच

Anuvṛtti

1. ra+ṣābhyāmर+षाभ्याम् 8·4·1

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   rर्	raर	raर	rakāraरकार	rर् + plus aअ
   ṣष्	ṣaष	ṣābhyāmषाभ्याम्	ṣakāraषकार	ṣष् + plus ābhy&आभ्य्&

2. a+ṭ+ku+pu+āṅ+num+vyavāyeअ+ट्+कु+पु+आङ्+नुम्+व्यवाये 8·4·2

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   aअ	aअ	aअ	akāraअकार	aअ
   ṭट्	ṭट्	ṭट्	ṬṬ	ṭट्
   kक्	kuकु	kuकु	guttural	kक् + plus uउ
   pप्	puपु	puपु	labial consonant	pप् + plus uउ
   āआ	āṅआङ्	āṅआङ्	āआ	āṅआङ्
   nन्	numनुम्	numनुम्	numनुम्	numनुम्
   vव्	vyavāyaव्यवाय	vyavāyeव्यवाये	interposition	vyavāyव्यवाय् + plus eए

3. pūrva+padātपूर्व+पदात् 8·4·3

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   pप्	pūrvaपूर्व	pūrvaपूर्व	antecedent	pūrvaपूर्व
   pप्	padaपद	padātपदात्	word	padपद् + plus ātआत्

4. prātipadika+anta+num+vibhaktiṣuप्रातिपदिक+अन्त+नुम्+विभक्तिषु 8·4·11

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   pप्	prātipadikaप्रातिपदिक	prātipadikaप्रातिपदिक	root	prātipadikप्रातिपदिक् + plus aअ
   aअ	antaअन्त	antaअन्त	last syllable	antअन्त् + plus aअ
   nन्	numनुम्	numनुम्	numनुम्	numनुम्
   vव्	vibhaktiविभक्ति	vibhaktiṣuविभक्तिषु	inflectional suffix	vibhaktविभक्त् + plus iṣuइषु