Declension table of ?prasphāra

Masculine	Singular	Dual	Plural
Nominative	prasphāraḥ	prasphārau	prasphārāḥ
Vocative	prasphāra	prasphārau	prasphārāḥ
Accusative	prasphāram	prasphārau	prasphārān
Instrumental	prasphāreṇa	prasphārābhyām	prasphāraiḥ prasphārebhiḥ
Dative	prasphārāya	prasphārābhyām	prasphārebhyaḥ
Ablative	prasphārāt	prasphārābhyām	prasphārebhyaḥ
Genitive	prasphārasya	prasphārayoḥ	prasphārāṇām
Locative	prasphāre	prasphārayoḥ	prasphāreṣu

Compound prasphāra -

Adverb -prasphāram -prasphārāt