Declension table of ?dravadravya

Neuter	Singular	Dual	Plural
Nominative	dravadravyam	dravadravye	dravadravyāṇi
Vocative	dravadravya	dravadravye	dravadravyāṇi
Accusative	dravadravyam	dravadravye	dravadravyāṇi
Instrumental	dravadravyeṇa	dravadravyābhyām	dravadravyaiḥ
Dative	dravadravyāya	dravadravyābhyām	dravadravyebhyaḥ
Ablative	dravadravyāt	dravadravyābhyām	dravadravyebhyaḥ
Genitive	dravadravyasya	dravadravyayoḥ	dravadravyāṇām
Locative	dravadravye	dravadravyayoḥ	dravadravyeṣu

Compound dravadravya -

Adverb -dravadravyam -dravadravyāt