Declension table of ?upasthapāda

Masculine	Singular	Dual	Plural
Nominative	upasthapādaḥ	upasthapādau	upasthapādāḥ
Vocative	upasthapāda	upasthapādau	upasthapādāḥ
Accusative	upasthapādam	upasthapādau	upasthapādān
Instrumental	upasthapādena	upasthapādābhyām	upasthapādaiḥ upasthapādebhiḥ
Dative	upasthapādāya	upasthapādābhyām	upasthapādebhyaḥ
Ablative	upasthapādāt	upasthapādābhyām	upasthapādebhyaḥ
Genitive	upasthapādasya	upasthapādayoḥ	upasthapādānām
Locative	upasthapāde	upasthapādayoḥ	upasthapādeṣu

Compound upasthapāda -

Adverb -upasthapādam -upasthapādāt