Pāṇini sūtras

After the verb hve, when meaning ‘to challenge’ and preceded by âṅ, the Atmanepada is used, even when the fruit of the action does not accrue to the agent.

German Nach ā in der Bedeutung “wetteifern (herausfordern)”. (31)

1. spardhāyāmस्पर्धायाम्

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   sस्	spardhāस्पर्धा	spardhāyāmस्पर्धायाम्	competition	spardhस्पर्ध् + plus āyआय्

2. āṅaḥआङः

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   āआ	āṅआङ्	āṅaḥआङः	āआ	āṅआङ् + plus aḥअः

Anuvṛtti

1. ātmanepadamआत्मनेपदम् 1·3·12

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   āआ	ātmanepadaआत्मनेपद	ātmanepadamआत्मनेपदम्	medium voice	ātmanepadआत्मनेपद् + plus amअम्

2. hvaḥह्वः 1·3·30

   Part	Lexeme	Sandhi form	Meaning	Stem + termination
   hह्	hvāह्वा	hvaḥह्वः	hvāह्वा	hvह्व् + plus aḥअः