Declension table of ?upasaṃvāda

Masculine	Singular	Dual	Plural
Nominative	upasaṃvādaḥ	upasaṃvādau	upasaṃvādāḥ
Vocative	upasaṃvāda	upasaṃvādau	upasaṃvādāḥ
Accusative	upasaṃvādam	upasaṃvādau	upasaṃvādān
Instrumental	upasaṃvādena	upasaṃvādābhyām	upasaṃvādaiḥ upasaṃvādebhiḥ
Dative	upasaṃvādāya	upasaṃvādābhyām	upasaṃvādebhyaḥ
Ablative	upasaṃvādāt	upasaṃvādābhyām	upasaṃvādebhyaḥ
Genitive	upasaṃvādasya	upasaṃvādayoḥ	upasaṃvādānām
Locative	upasaṃvāde	upasaṃvādayoḥ	upasaṃvādeṣu

Compound upasaṃvāda -

Adverb -upasaṃvādam -upasaṃvādāt