Declension table of ?nirvātastha

Neuter	Singular	Dual	Plural
Nominative	nirvātastham	nirvātasthe	nirvātasthāni
Vocative	nirvātastha	nirvātasthe	nirvātasthāni
Accusative	nirvātastham	nirvātasthe	nirvātasthāni
Instrumental	nirvātasthena	nirvātasthābhyām	nirvātasthaiḥ
Dative	nirvātasthāya	nirvātasthābhyām	nirvātasthebhyaḥ
Ablative	nirvātasthāt	nirvātasthābhyām	nirvātasthebhyaḥ
Genitive	nirvātasthasya	nirvātasthayoḥ	nirvātasthānām
Locative	nirvātasthe	nirvātasthayoḥ	nirvātastheṣu

Compound nirvātastha -

Adverb -nirvātastham -nirvātasthāt