Declension table of ?purarāṣṭra

Neuter	Singular	Dual	Plural
Nominative	purarāṣṭram	purarāṣṭre	purarāṣṭrāṇi
Vocative	purarāṣṭra	purarāṣṭre	purarāṣṭrāṇi
Accusative	purarāṣṭram	purarāṣṭre	purarāṣṭrāṇi
Instrumental	purarāṣṭreṇa	purarāṣṭrābhyām	purarāṣṭraiḥ
Dative	purarāṣṭrāya	purarāṣṭrābhyām	purarāṣṭrebhyaḥ
Ablative	purarāṣṭrāt	purarāṣṭrābhyām	purarāṣṭrebhyaḥ
Genitive	purarāṣṭrasya	purarāṣṭrayoḥ	purarāṣṭrāṇām
Locative	purarāṣṭre	purarāṣṭrayoḥ	purarāṣṭreṣu

Compound purarāṣṭra -

Adverb -purarāṣṭram -purarāṣṭrāt