Declension table of ?dravya

Neuter	Singular	Dual	Plural
Nominative	dravyam	dravye	dravyāṇi
Vocative	dravya	dravye	dravyāṇi
Accusative	dravyam	dravye	dravyāṇi
Instrumental	dravyeṇa	dravyābhyām	dravyaiḥ
Dative	dravyāya	dravyābhyām	dravyebhyaḥ
Ablative	dravyāt	dravyābhyām	dravyebhyaḥ
Genitive	dravyasya	dravyayoḥ	dravyāṇām
Locative	dravye	dravyayoḥ	dravyeṣu

Compound dravya -

Adverb -dravyam -dravyāt