Pāṇini sūtras

The following irregular endings are substituted for the various case endings in the Veda : (1) s of the Nom. Sg. for as of the Plural, (2) the luk-elision of the case-endings, (3) the single substitution of the homogeneous long vowel for the end vowel of the stem, (4) ā, (5) āt, (6) e (śe) for the ending of the Nom. Plural, (7) yā, (8) ā (ḓā), with the elision of the last vowel and the consonant, if any, that follows it in the stem, (9) yā (ṅyā) with the similar shortening of the stem (10) y<u>ā (yāc) and ā (accent of la)

1. supāmसुपाम्

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   sस्	supसुप्	supāmसुपाम्	case ending	supसुप् + plus āmआम्

2. su+luk+pūrva+savarṇa+ā+āt+śe+yā+ḍā+ḍyā+yāc+ālaḥसु+लुक्+पूर्व+सवर्ण+आ+आत्+शे+या+डा+ड्या+याच्+आलः

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   sस्	suसु	suसु	suसु	sस् + plus uउ
   lल्	lukलुक्	lukलुक्	suffix elision	lukलुक्
   pप्	pūrvaपूर्व	pūrvaपूर्व	antecedent	pūrvaपूर्व
   sस्	savarṇaसवर्ण	savarṇaसवर्ण	homophonous	savarṇसवर्ण् + plus aअ
   āआ	āआ	āआ	ā [suffix]आ [सुffइx]	āआ
   āआ	ātआत्	ātआत्	ātआत्	ātआत्
   śश्	śeशे	śeशे	śeशे	śeशे
   yय्	yāया	yāया	yāया	yय् + plus āआ
   ḍड्	ḍāडा	ḍāडा	ḍāडा	ḍड् + plus āआ
   ḍड्	ḍyāड्या	ḍyāड्या	ḍyāड्या	ḍyड्य् + plus āआ
   yय्	yācयाच्	yācयाच्	yācयाच्	yācयाच्
   āआ	ālआल्	ālaḥआलः	ālआल्	ālआल् + plus aḥअः

Anuvṛtti

1. chandasiछन्दसि 7·1·38

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   cच्	chandasछन्दस्	chandasiछन्दसि	Veda	chandछन्द् + plus asiअसि