Declension table of ?purāṇārṇava

Masculine	Singular	Dual	Plural
Nominative	purāṇārṇavaḥ	purāṇārṇavau	purāṇārṇavāḥ
Vocative	purāṇārṇava	purāṇārṇavau	purāṇārṇavāḥ
Accusative	purāṇārṇavam	purāṇārṇavau	purāṇārṇavān
Instrumental	purāṇārṇavena	purāṇārṇavābhyām	purāṇārṇavaiḥ purāṇārṇavebhiḥ
Dative	purāṇārṇavāya	purāṇārṇavābhyām	purāṇārṇavebhyaḥ
Ablative	purāṇārṇavāt	purāṇārṇavābhyām	purāṇārṇavebhyaḥ
Genitive	purāṇārṇavasya	purāṇārṇavayoḥ	purāṇārṇavānām
Locative	purāṇārṇave	purāṇārṇavayoḥ	purāṇārṇaveṣu

Compound purāṇārṇava -

Adverb -purāṇārṇavam -purāṇārṇavāt