Declension table of ?sahasravadana

Masculine	Singular	Dual	Plural
Nominative	sahasravadanaḥ	sahasravadanau	sahasravadanāḥ
Vocative	sahasravadana	sahasravadanau	sahasravadanāḥ
Accusative	sahasravadanam	sahasravadanau	sahasravadanān
Instrumental	sahasravadanena	sahasravadanābhyām	sahasravadanaiḥ sahasravadanebhiḥ
Dative	sahasravadanāya	sahasravadanābhyām	sahasravadanebhyaḥ
Ablative	sahasravadanāt	sahasravadanābhyām	sahasravadanebhyaḥ
Genitive	sahasravadanasya	sahasravadanayoḥ	sahasravadanānām
Locative	sahasravadane	sahasravadanayoḥ	sahasravadaneṣu

Compound sahasravadana -

Adverb -sahasravadanam -sahasravadanāt