Declension table of ?upahastya

Masculine	Singular	Dual	Plural
Nominative	upahastyaḥ	upahastyau	upahastyāḥ
Vocative	upahastya	upahastyau	upahastyāḥ
Accusative	upahastyam	upahastyau	upahastyān
Instrumental	upahastyena	upahastyābhyām	upahastyaiḥ upahastyebhiḥ
Dative	upahastyāya	upahastyābhyām	upahastyebhyaḥ
Ablative	upahastyāt	upahastyābhyām	upahastyebhyaḥ
Genitive	upahastyasya	upahastyayoḥ	upahastyānām
Locative	upahastye	upahastyayoḥ	upahastyeṣu

Compound upahastya -

Adverb -upahastyam -upahastyāt