Declension table of ?vardhya

Masculine	Singular	Dual	Plural
Nominative	vardhyaḥ	vardhyau	vardhyāḥ
Vocative	vardhya	vardhyau	vardhyāḥ
Accusative	vardhyam	vardhyau	vardhyān
Instrumental	vardhyena	vardhyābhyām	vardhyaiḥ vardhyebhiḥ
Dative	vardhyāya	vardhyābhyām	vardhyebhyaḥ
Ablative	vardhyāt	vardhyābhyām	vardhyebhyaḥ
Genitive	vardhyasya	vardhyayoḥ	vardhyānām
Locative	vardhye	vardhyayoḥ	vardhyeṣu

Compound vardhya -

Adverb -vardhyam -vardhyāt