Declension table of ?anekavacana

Neuter	Singular	Dual	Plural
Nominative	anekavacanam	anekavacane	anekavacanāni
Vocative	anekavacana	anekavacane	anekavacanāni
Accusative	anekavacanam	anekavacane	anekavacanāni
Instrumental	anekavacanena	anekavacanābhyām	anekavacanaiḥ
Dative	anekavacanāya	anekavacanābhyām	anekavacanebhyaḥ
Ablative	anekavacanāt	anekavacanābhyām	anekavacanebhyaḥ
Genitive	anekavacanasya	anekavacanayoḥ	anekavacanānām
Locative	anekavacane	anekavacanayoḥ	anekavacaneṣu

Compound anekavacana -

Adverb -anekavacanam -anekavacanāt