Declension table of upādeya

Neuter	Singular	Dual	Plural
Nominative	upādeyam	upādeye	upādeyāni
Vocative	upādeya	upādeye	upādeyāni
Accusative	upādeyam	upādeye	upādeyāni
Instrumental	upādeyena	upādeyābhyām	upādeyaiḥ
Dative	upādeyāya	upādeyābhyām	upādeyebhyaḥ
Ablative	upādeyāt	upādeyābhyām	upādeyebhyaḥ
Genitive	upādeyasya	upādeyayoḥ	upādeyānām
Locative	upādeye	upādeyayoḥ	upādeyeṣu

Compound upādeya -

Adverb -upādeyam -upādeyāt