Declension table of ?niṣkya

Masculine	Singular	Dual	Plural
Nominative	niṣkyaḥ	niṣkyau	niṣkyāḥ
Vocative	niṣkya	niṣkyau	niṣkyāḥ
Accusative	niṣkyam	niṣkyau	niṣkyān
Instrumental	niṣkyeṇa	niṣkyābhyām	niṣkyaiḥ niṣkyebhiḥ
Dative	niṣkyāya	niṣkyābhyām	niṣkyebhyaḥ
Ablative	niṣkyāt	niṣkyābhyām	niṣkyebhyaḥ
Genitive	niṣkyasya	niṣkyayoḥ	niṣkyāṇām
Locative	niṣkye	niṣkyayoḥ	niṣkyeṣu

Compound niṣkya -

Adverb -niṣkyam -niṣkyāt