Declension table of ?vṛddhavādin

Masculine	Singular	Dual	Plural
Nominative	vṛddhavādī	vṛddhavādinau	vṛddhavādinaḥ
Vocative	vṛddhavādin	vṛddhavādinau	vṛddhavādinaḥ
Accusative	vṛddhavādinam	vṛddhavādinau	vṛddhavādinaḥ
Instrumental	vṛddhavādinā	vṛddhavādibhyām	vṛddhavādibhiḥ
Dative	vṛddhavādine	vṛddhavādibhyām	vṛddhavādibhyaḥ
Ablative	vṛddhavādinaḥ	vṛddhavādibhyām	vṛddhavādibhyaḥ
Genitive	vṛddhavādinaḥ	vṛddhavādinoḥ	vṛddhavādinām
Locative	vṛddhavādini	vṛddhavādinoḥ	vṛddhavādiṣu

Compound vṛddhavādi -

Adverb -vṛddhavādi