Declension table of ?sahasradāna

Masculine	Singular	Dual	Plural
Nominative	sahasradānaḥ	sahasradānau	sahasradānāḥ
Vocative	sahasradāna	sahasradānau	sahasradānāḥ
Accusative	sahasradānam	sahasradānau	sahasradānān
Instrumental	sahasradānena	sahasradānābhyām	sahasradānaiḥ sahasradānebhiḥ
Dative	sahasradānāya	sahasradānābhyām	sahasradānebhyaḥ
Ablative	sahasradānāt	sahasradānābhyām	sahasradānebhyaḥ
Genitive	sahasradānasya	sahasradānayoḥ	sahasradānānām
Locative	sahasradāne	sahasradānayoḥ	sahasradāneṣu

Compound sahasradāna -

Adverb -sahasradānam -sahasradānāt