Declension table of ?purāṇasāra

Masculine	Singular	Dual	Plural
Nominative	purāṇasāraḥ	purāṇasārau	purāṇasārāḥ
Vocative	purāṇasāra	purāṇasārau	purāṇasārāḥ
Accusative	purāṇasāram	purāṇasārau	purāṇasārān
Instrumental	purāṇasāreṇa	purāṇasārābhyām	purāṇasāraiḥ purāṇasārebhiḥ
Dative	purāṇasārāya	purāṇasārābhyām	purāṇasārebhyaḥ
Ablative	purāṇasārāt	purāṇasārābhyām	purāṇasārebhyaḥ
Genitive	purāṇasārasya	purāṇasārayoḥ	purāṇasārāṇām
Locative	purāṇasāre	purāṇasārayoḥ	purāṇasāreṣu

Compound purāṇasāra -

Adverb -purāṇasāram -purāṇasārāt