Declension table of ?rasasthāna

Neuter	Singular	Dual	Plural
Nominative	rasasthānam	rasasthāne	rasasthānāni
Vocative	rasasthāna	rasasthāne	rasasthānāni
Accusative	rasasthānam	rasasthāne	rasasthānāni
Instrumental	rasasthānena	rasasthānābhyām	rasasthānaiḥ
Dative	rasasthānāya	rasasthānābhyām	rasasthānebhyaḥ
Ablative	rasasthānāt	rasasthānābhyām	rasasthānebhyaḥ
Genitive	rasasthānasya	rasasthānayoḥ	rasasthānānām
Locative	rasasthāne	rasasthānayoḥ	rasasthāneṣu

Compound rasasthāna -

Adverb -rasasthānam -rasasthānāt