Declension table of ?nirgandha

Masculine	Singular	Dual	Plural
Nominative	nirgandhaḥ	nirgandhau	nirgandhāḥ
Vocative	nirgandha	nirgandhau	nirgandhāḥ
Accusative	nirgandham	nirgandhau	nirgandhān
Instrumental	nirgandhena	nirgandhābhyām	nirgandhaiḥ nirgandhebhiḥ
Dative	nirgandhāya	nirgandhābhyām	nirgandhebhyaḥ
Ablative	nirgandhāt	nirgandhābhyām	nirgandhebhyaḥ
Genitive	nirgandhasya	nirgandhayoḥ	nirgandhānām
Locative	nirgandhe	nirgandhayoḥ	nirgandheṣu

Compound nirgandha -

Adverb -nirgandham -nirgandhāt