Declension table of upādhika

Masculine	Singular	Dual	Plural
Nominative	upādhikaḥ	upādhikau	upādhikāḥ
Vocative	upādhika	upādhikau	upādhikāḥ
Accusative	upādhikam	upādhikau	upādhikān
Instrumental	upādhikena	upādhikābhyām	upādhikaiḥ upādhikebhiḥ
Dative	upādhikāya	upādhikābhyām	upādhikebhyaḥ
Ablative	upādhikāt	upādhikābhyām	upādhikebhyaḥ
Genitive	upādhikasya	upādhikayoḥ	upādhikānām
Locative	upādhike	upādhikayoḥ	upādhikeṣu

Compound upādhika -

Adverb -upādhikam -upādhikāt