Declension table of dravyatva

Neuter	Singular	Dual	Plural
Nominative	dravyatvam	dravyatve	dravyatvāni
Vocative	dravyatva	dravyatve	dravyatvāni
Accusative	dravyatvam	dravyatve	dravyatvāni
Instrumental	dravyatvena	dravyatvābhyām	dravyatvaiḥ
Dative	dravyatvāya	dravyatvābhyām	dravyatvebhyaḥ
Ablative	dravyatvāt	dravyatvābhyām	dravyatvebhyaḥ
Genitive	dravyatvasya	dravyatvayoḥ	dravyatvānām
Locative	dravyatve	dravyatvayoḥ	dravyatveṣu

Compound dravyatva -

Adverb -dravyatvam -dravyatvāt