Declension table of ?nirdhamana

Neuter	Singular	Dual	Plural
Nominative	nirdhamanam	nirdhamane	nirdhamanāni
Vocative	nirdhamana	nirdhamane	nirdhamanāni
Accusative	nirdhamanam	nirdhamane	nirdhamanāni
Instrumental	nirdhamanena	nirdhamanābhyām	nirdhamanaiḥ
Dative	nirdhamanāya	nirdhamanābhyām	nirdhamanebhyaḥ
Ablative	nirdhamanāt	nirdhamanābhyām	nirdhamanebhyaḥ
Genitive	nirdhamanasya	nirdhamanayoḥ	nirdhamanānām
Locative	nirdhamane	nirdhamanayoḥ	nirdhamaneṣu

Compound nirdhamana -

Adverb -nirdhamanam -nirdhamanāt