Declension table of yaddevata

Masculine	Singular	Dual	Plural
Nominative	yaddevataḥ	yaddevatau	yaddevatāḥ
Vocative	yaddevata	yaddevatau	yaddevatāḥ
Accusative	yaddevatam	yaddevatau	yaddevatān
Instrumental	yaddevatena	yaddevatābhyām	yaddevataiḥ
Dative	yaddevatāya	yaddevatābhyām	yaddevatebhyaḥ
Ablative	yaddevatāt	yaddevatābhyām	yaddevatebhyaḥ
Genitive	yaddevatasya	yaddevatayoḥ	yaddevatānām
Locative	yaddevate	yaddevatayoḥ	yaddevateṣu

Compound yaddevata -

Adverb -yaddevatam -yaddevatāt