Declension table of ?niṣṭana

Masculine	Singular	Dual	Plural
Nominative	niṣṭanaḥ	niṣṭanau	niṣṭanāḥ
Vocative	niṣṭana	niṣṭanau	niṣṭanāḥ
Accusative	niṣṭanam	niṣṭanau	niṣṭanān
Instrumental	niṣṭanena	niṣṭanābhyām	niṣṭanaiḥ niṣṭanebhiḥ
Dative	niṣṭanāya	niṣṭanābhyām	niṣṭanebhyaḥ
Ablative	niṣṭanāt	niṣṭanābhyām	niṣṭanebhyaḥ
Genitive	niṣṭanasya	niṣṭanayoḥ	niṣṭanānām
Locative	niṣṭane	niṣṭanayoḥ	niṣṭaneṣu

Compound niṣṭana -

Adverb -niṣṭanam -niṣṭanāt