Declension table of ?vivardhin

Neuter	Singular	Dual	Plural
Nominative	vivardhi	vivardhinī	vivardhīni
Vocative	vivardhin vivardhi	vivardhinī	vivardhīni
Accusative	vivardhi	vivardhinī	vivardhīni
Instrumental	vivardhinā	vivardhibhyām	vivardhibhiḥ
Dative	vivardhine	vivardhibhyām	vivardhibhyaḥ
Ablative	vivardhinaḥ	vivardhibhyām	vivardhibhyaḥ
Genitive	vivardhinaḥ	vivardhinoḥ	vivardhinām
Locative	vivardhini	vivardhinoḥ	vivardhiṣu

Compound vivardhi -

Adverb -vivardhi