Declension table of upadhāna

Masculine	Singular	Dual	Plural
Nominative	upadhānaḥ	upadhānau	upadhānāḥ
Vocative	upadhāna	upadhānau	upadhānāḥ
Accusative	upadhānam	upadhānau	upadhānān
Instrumental	upadhānena	upadhānābhyām	upadhānaiḥ upadhānebhiḥ
Dative	upadhānāya	upadhānābhyām	upadhānebhyaḥ
Ablative	upadhānāt	upadhānābhyām	upadhānebhyaḥ
Genitive	upadhānasya	upadhānayoḥ	upadhānānām
Locative	upadhāne	upadhānayoḥ	upadhāneṣu

Compound upadhāna -

Adverb -upadhānam -upadhānāt