Declension table of ?ekacodana

Masculine	Singular	Dual	Plural
Nominative	ekacodanaḥ	ekacodanau	ekacodanāḥ
Vocative	ekacodana	ekacodanau	ekacodanāḥ
Accusative	ekacodanam	ekacodanau	ekacodanān
Instrumental	ekacodanena	ekacodanābhyām	ekacodanaiḥ ekacodanebhiḥ
Dative	ekacodanāya	ekacodanābhyām	ekacodanebhyaḥ
Ablative	ekacodanāt	ekacodanābhyām	ekacodanebhyaḥ
Genitive	ekacodanasya	ekacodanayoḥ	ekacodanānām
Locative	ekacodane	ekacodanayoḥ	ekacodaneṣu

Compound ekacodana -

Adverb -ekacodanam -ekacodanāt