Declension table of ?niṣṭānaka

Neuter	Singular	Dual	Plural
Nominative	niṣṭānakam	niṣṭānake	niṣṭānakāni
Vocative	niṣṭānaka	niṣṭānake	niṣṭānakāni
Accusative	niṣṭānakam	niṣṭānake	niṣṭānakāni
Instrumental	niṣṭānakena	niṣṭānakābhyām	niṣṭānakaiḥ
Dative	niṣṭānakāya	niṣṭānakābhyām	niṣṭānakebhyaḥ
Ablative	niṣṭānakāt	niṣṭānakābhyām	niṣṭānakebhyaḥ
Genitive	niṣṭānakasya	niṣṭānakayoḥ	niṣṭānakānām
Locative	niṣṭānake	niṣṭānakayoḥ	niṣṭānakeṣu

Compound niṣṭānaka -

Adverb -niṣṭānakam -niṣṭānakāt