Declension table of ?yadṛcchasaṃvāda

Masculine	Singular	Dual	Plural
Nominative	yadṛcchasaṃvādaḥ	yadṛcchasaṃvādau	yadṛcchasaṃvādāḥ
Vocative	yadṛcchasaṃvāda	yadṛcchasaṃvādau	yadṛcchasaṃvādāḥ
Accusative	yadṛcchasaṃvādam	yadṛcchasaṃvādau	yadṛcchasaṃvādān
Instrumental	yadṛcchasaṃvādena	yadṛcchasaṃvādābhyām	yadṛcchasaṃvādaiḥ yadṛcchasaṃvādebhiḥ
Dative	yadṛcchasaṃvādāya	yadṛcchasaṃvādābhyām	yadṛcchasaṃvādebhyaḥ
Ablative	yadṛcchasaṃvādāt	yadṛcchasaṃvādābhyām	yadṛcchasaṃvādebhyaḥ
Genitive	yadṛcchasaṃvādasya	yadṛcchasaṃvādayoḥ	yadṛcchasaṃvādānām
Locative	yadṛcchasaṃvāde	yadṛcchasaṃvādayoḥ	yadṛcchasaṃvādeṣu

Compound yadṛcchasaṃvāda -

Adverb -yadṛcchasaṃvādam -yadṛcchasaṃvādāt