Declension table of ekavacana

Neuter	Singular	Dual	Plural
Nominative	ekavacanam	ekavacane	ekavacanāni
Vocative	ekavacana	ekavacane	ekavacanāni
Accusative	ekavacanam	ekavacane	ekavacanāni
Instrumental	ekavacanena	ekavacanābhyām	ekavacanaiḥ
Dative	ekavacanāya	ekavacanābhyām	ekavacanebhyaḥ
Ablative	ekavacanāt	ekavacanābhyām	ekavacanebhyaḥ
Genitive	ekavacanasya	ekavacanayoḥ	ekavacanānām
Locative	ekavacane	ekavacanayoḥ	ekavacaneṣu

Compound ekavacana -

Adverb -ekavacanam -ekavacanāt