Declension table of ?yadvada

Neuter	Singular	Dual	Plural
Nominative	yadvadam	yadvade	yadvadāni
Vocative	yadvada	yadvade	yadvadāni
Accusative	yadvadam	yadvade	yadvadāni
Instrumental	yadvadena	yadvadābhyām	yadvadaiḥ
Dative	yadvadāya	yadvadābhyām	yadvadebhyaḥ
Ablative	yadvadāt	yadvadābhyām	yadvadebhyaḥ
Genitive	yadvadasya	yadvadayoḥ	yadvadānām
Locative	yadvade	yadvadayoḥ	yadvadeṣu

Compound yadvada -

Adverb -yadvadam -yadvadāt