Declension table of ?prapadana

Neuter	Singular	Dual	Plural
Nominative	prapadanam	prapadane	prapadanāni
Vocative	prapadana	prapadane	prapadanāni
Accusative	prapadanam	prapadane	prapadanāni
Instrumental	prapadanena	prapadanābhyām	prapadanaiḥ
Dative	prapadanāya	prapadanābhyām	prapadanebhyaḥ
Ablative	prapadanāt	prapadanābhyām	prapadanebhyaḥ
Genitive	prapadanasya	prapadanayoḥ	prapadanānām
Locative	prapadane	prapadanayoḥ	prapadaneṣu

Compound prapadana -

Adverb -prapadanam -prapadanāt