Declension table of ?niṣaṇṇaka

Masculine	Singular	Dual	Plural
Nominative	niṣaṇṇakaḥ	niṣaṇṇakau	niṣaṇṇakāḥ
Vocative	niṣaṇṇaka	niṣaṇṇakau	niṣaṇṇakāḥ
Accusative	niṣaṇṇakam	niṣaṇṇakau	niṣaṇṇakān
Instrumental	niṣaṇṇakena	niṣaṇṇakābhyām	niṣaṇṇakaiḥ niṣaṇṇakebhiḥ
Dative	niṣaṇṇakāya	niṣaṇṇakābhyām	niṣaṇṇakebhyaḥ
Ablative	niṣaṇṇakāt	niṣaṇṇakābhyām	niṣaṇṇakebhyaḥ
Genitive	niṣaṇṇakasya	niṣaṇṇakayoḥ	niṣaṇṇakānām
Locative	niṣaṇṇake	niṣaṇṇakayoḥ	niṣaṇṇakeṣu

Compound niṣaṇṇaka -

Adverb -niṣaṇṇakam -niṣaṇṇakāt