Declension table of ?niṣidha

Masculine	Singular	Dual	Plural
Nominative	niṣidhaḥ	niṣidhau	niṣidhāḥ
Vocative	niṣidha	niṣidhau	niṣidhāḥ
Accusative	niṣidham	niṣidhau	niṣidhān
Instrumental	niṣidhena	niṣidhābhyām	niṣidhaiḥ niṣidhebhiḥ
Dative	niṣidhāya	niṣidhābhyām	niṣidhebhyaḥ
Ablative	niṣidhāt	niṣidhābhyām	niṣidhebhyaḥ
Genitive	niṣidhasya	niṣidhayoḥ	niṣidhānām
Locative	niṣidhe	niṣidhayoḥ	niṣidheṣu

Compound niṣidha -

Adverb -niṣidham -niṣidhāt