Declension table of ?sahasravadana

Neuter	Singular	Dual	Plural
Nominative	sahasravadanam	sahasravadane	sahasravadanāni
Vocative	sahasravadana	sahasravadane	sahasravadanāni
Accusative	sahasravadanam	sahasravadane	sahasravadanāni
Instrumental	sahasravadanena	sahasravadanābhyām	sahasravadanaiḥ
Dative	sahasravadanāya	sahasravadanābhyām	sahasravadanebhyaḥ
Ablative	sahasravadanāt	sahasravadanābhyām	sahasravadanebhyaḥ
Genitive	sahasravadanasya	sahasravadanayoḥ	sahasravadanānām
Locative	sahasravadane	sahasravadanayoḥ	sahasravadaneṣu

Compound sahasravadana -

Adverb -sahasravadanam -sahasravadanāt