Pāṇini sūtras

The first member of a Tatpurusha preserves its accent before the words mātrā, upajñā, upakrama and chāyā when these words appear as neuter.

1. mātrā+upajñā+upakrama+chāyeमात्रा+उपज्ञा+उपक्रम+छाये

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   mम्	mātrāमात्रा	mātrāमात्रा	mātrā [word]मात्रा [wओर्द्]	mātrमात्र् + plus āआ
   uउ	upajñāउपज्ञा	upajñāउपज्ञा	upajñā [word]उपज्ञा [wओर्द्]	upajñउपज्ञ् + plus āआ
   uउ	upakramaउपक्रम	upakramaउपक्रम	upakrama [word]	upakramउपक्रम् + plus aअ
   cच्	chāyāछाया	chāyeछाये	chāyā [word]छाया [wओर्द्]	chāyछाय् + plus eए

2. napuṃsakeनपुंसके

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   nन्	napuṃsakaनपुंसक	napuṃsakeनपुंसके	neuter	napuṃsakनपुंसक् + plus eए

Anuvṛtti

1. pūrva+padamपूर्व+पदम् 6·2·1

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   pप्	pūrvaपूर्व	pūrvaपूर्व	antecedent	pūrvaपूर्व
   pप्	padaपद	padamपदम्	word	padपद् + plus amअम्

2. tatpuruṣeतत्पुरुषे 6·2·2

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   tत्	tatpuruṣaतत्पुरुष	tatpuruṣeतत्पुरुषे	tatpuruṣaतत्पुरुष	tatpuruṣतत्पुरुष् + plus eए