Declension table of ?dyavya

Masculine	Singular	Dual	Plural
Nominative	dyavyaḥ	dyavyau	dyavyāḥ
Vocative	dyavya	dyavyau	dyavyāḥ
Accusative	dyavyam	dyavyau	dyavyān
Instrumental	dyavyena	dyavyābhyām	dyavyaiḥ dyavyebhiḥ
Dative	dyavyāya	dyavyābhyām	dyavyebhyaḥ
Ablative	dyavyāt	dyavyābhyām	dyavyebhyaḥ
Genitive	dyavyasya	dyavyayoḥ	dyavyānām
Locative	dyavye	dyavyayoḥ	dyavyeṣu

Compound dyavya -

Adverb -dyavyam -dyavyāt