Pāṇini sūtras

A Dvandva compound of words denoting those classes of Sûdras who have not been expelled from the communion of higher classes, is singular.

1. śūdrāṇāmशूद्राणाम्

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   śश्	śūdraशूद्र	śūdrāṇāmशूद्राणाम्	Shudra	śūdrशूद्र् + plus āMआM

2. a+niravasitānāmअ+निरवसितानाम्

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   aअ	aअ	aअ	not	aअ
   nन्	niravasoनिरवसो	niravasitānāmनिरवसितानाम्	exclude	niravasitनिरवसित् + plus ānआन्

Anuvṛtti

1. ekavacanamएकवचनम् 2·4·1

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   eए	ekavacanaएकवचन	ekavacanamएकवचनम्	singular	ekavacanएकवचन् + plus amअम्

2. dvandvaḥद्वन्द्वः 2·4·2

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   dद्	dvaṃdvaद्वंद्व	dvandvaḥद्वन्द्वः	DvaṃdvaDवंद्व	dvaṃdvद्वंद्व् + plus aḥअः