Declension table of ?dravyaka

Masculine	Singular	Dual	Plural
Nominative	dravyakaḥ	dravyakau	dravyakāḥ
Vocative	dravyaka	dravyakau	dravyakāḥ
Accusative	dravyakam	dravyakau	dravyakān
Instrumental	dravyakeṇa	dravyakābhyām	dravyakaiḥ dravyakebhiḥ
Dative	dravyakāya	dravyakābhyām	dravyakebhyaḥ
Ablative	dravyakāt	dravyakābhyām	dravyakebhyaḥ
Genitive	dravyakasya	dravyakayoḥ	dravyakāṇām
Locative	dravyake	dravyakayoḥ	dravyakeṣu

Compound dravyaka -

Adverb -dravyakam -dravyakāt