Declension table of ?ekadravya

Neuter	Singular	Dual	Plural
Nominative	ekadravyam	ekadravye	ekadravyāṇi
Vocative	ekadravya	ekadravye	ekadravyāṇi
Accusative	ekadravyam	ekadravye	ekadravyāṇi
Instrumental	ekadravyeṇa	ekadravyābhyām	ekadravyaiḥ
Dative	ekadravyāya	ekadravyābhyām	ekadravyebhyaḥ
Ablative	ekadravyāt	ekadravyābhyām	ekadravyebhyaḥ
Genitive	ekadravyasya	ekadravyayoḥ	ekadravyāṇām
Locative	ekadravye	ekadravyayoḥ	ekadravyeṣu

Compound ekadravya -

Adverb -ekadravyam -ekadravyāt