Declension table of ?nirupapada

Masculine	Singular	Dual	Plural
Nominative	nirupapadaḥ	nirupapadau	nirupapadāḥ
Vocative	nirupapada	nirupapadau	nirupapadāḥ
Accusative	nirupapadam	nirupapadau	nirupapadān
Instrumental	nirupapadena	nirupapadābhyām	nirupapadaiḥ nirupapadebhiḥ
Dative	nirupapadāya	nirupapadābhyām	nirupapadebhyaḥ
Ablative	nirupapadāt	nirupapadābhyām	nirupapadebhyaḥ
Genitive	nirupapadasya	nirupapadayoḥ	nirupapadānām
Locative	nirupapade	nirupapadayoḥ	nirupapadeṣu

Compound nirupapada -

Adverb -nirupapadam -nirupapadāt