Pāṇini sūtras

The word saktha has acute on the final optionally, when preceded by any word other than what ends in kra

1. sakthamसक्थम्

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   sस्	sakthaसक्थ	sakthamसक्थम्	saktha [word]	sakthसक्थ् + plus amअम्

2. caच

   Part	Lexeme	Sandhi form	Meaning	Stem
   cच्	caच	caच	besides	caच

3. a+kra+antātअ+क्र+अन्तात्

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   aअ	aअ	aअ	not	aअ
   kक्	kraक्र	kraक्र	kraक्र	krक्र् + plus aअ
   aअ	antaअन्त	antātअन्तात्	last syllable	antअन्त् + plus ātआत्

Anuvṛtti

1. udāttaḥउदात्तः 6·2·64

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   uउ	udāttaउदात्त	udāttaḥउदात्तः	udāttaउदात्त	udāttउदात्त् + plus aḥअः

2. uttara+pada+ādiḥउत्तर+पद+आदिः 6·2·111

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   uउ	uttaraउत्तर	uttaraउत्तर	last	uttarउत्तर् + plus aअ
   pप्	padaपद	padaपद	word	padपद् + plus aअ
   āआ	ādiआदि	ādiḥआदिः	first syllable	ādआद् + plus iḥइः

3. antaḥअन्तः 6·2·143

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   aअ	antaअन्त	antaḥअन्तः	last syllable	antअन्त् + plus aḥअः

4. vibhāṣā+utpuccheविभाषा+उत्पुच्छे 6·2·196

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

5. bahuvrīhauबहुव्रीहौ 6·2·197

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   bब्	bahuvrīhiबहुव्रीहि	bahuvrīhauबहुव्रीहौ	bahuvrīhiबहुव्रीहि	bahuvrīhबहुव्रीह् + plus auऔ