Declension table of ?purāṇasarvasva

Neuter	Singular	Dual	Plural
Nominative	purāṇasarvasvam	purāṇasarvasve	purāṇasarvasvāni
Vocative	purāṇasarvasva	purāṇasarvasve	purāṇasarvasvāni
Accusative	purāṇasarvasvam	purāṇasarvasve	purāṇasarvasvāni
Instrumental	purāṇasarvasvena	purāṇasarvasvābhyām	purāṇasarvasvaiḥ
Dative	purāṇasarvasvāya	purāṇasarvasvābhyām	purāṇasarvasvebhyaḥ
Ablative	purāṇasarvasvāt	purāṇasarvasvābhyām	purāṇasarvasvebhyaḥ
Genitive	purāṇasarvasvasya	purāṇasarvasvayoḥ	purāṇasarvasvānām
Locative	purāṇasarvasve	purāṇasarvasvayoḥ	purāṇasarvasveṣu

Compound purāṇasarvasva -

Adverb -purāṇasarvasvam -purāṇasarvasvāt