Declension table of ?nirmathana

Neuter	Singular	Dual	Plural
Nominative	nirmathanam	nirmathane	nirmathanāni
Vocative	nirmathana	nirmathane	nirmathanāni
Accusative	nirmathanam	nirmathane	nirmathanāni
Instrumental	nirmathanena	nirmathanābhyām	nirmathanaiḥ
Dative	nirmathanāya	nirmathanābhyām	nirmathanebhyaḥ
Ablative	nirmathanāt	nirmathanābhyām	nirmathanebhyaḥ
Genitive	nirmathanasya	nirmathanayoḥ	nirmathanānām
Locative	nirmathane	nirmathanayoḥ	nirmathaneṣu

Compound nirmathana -

Adverb -nirmathanam -nirmathanāt