Declension table of niṣṭya

Neuter	Singular	Dual	Plural
Nominative	niṣṭyam	niṣṭye	niṣṭyāni
Vocative	niṣṭya	niṣṭye	niṣṭyāni
Accusative	niṣṭyam	niṣṭye	niṣṭyāni
Instrumental	niṣṭyena	niṣṭyābhyām	niṣṭyaiḥ
Dative	niṣṭyāya	niṣṭyābhyām	niṣṭyebhyaḥ
Ablative	niṣṭyāt	niṣṭyābhyām	niṣṭyebhyaḥ
Genitive	niṣṭyasya	niṣṭyayoḥ	niṣṭyānām
Locative	niṣṭye	niṣṭyayoḥ	niṣṭyeṣu

Compound niṣṭya -

Adverb -niṣṭyam -niṣṭyāt