Declension table of ?vādasādhana

Neuter	Singular	Dual	Plural
Nominative	vādasādhanam	vādasādhane	vādasādhanāni
Vocative	vādasādhana	vādasādhane	vādasādhanāni
Accusative	vādasādhanam	vādasādhane	vādasādhanāni
Instrumental	vādasādhanena	vādasādhanābhyām	vādasādhanaiḥ
Dative	vādasādhanāya	vādasādhanābhyām	vādasādhanebhyaḥ
Ablative	vādasādhanāt	vādasādhanābhyām	vādasādhanebhyaḥ
Genitive	vādasādhanasya	vādasādhanayoḥ	vādasādhanānām
Locative	vādasādhane	vādasādhanayoḥ	vādasādhaneṣu

Compound vādasādhana -

Adverb -vādasādhanam -vādasādhanāt