Declension table of ?upaśiva

Masculine	Singular	Dual	Plural
Nominative	upaśivaḥ	upaśivau	upaśivāḥ
Vocative	upaśiva	upaśivau	upaśivāḥ
Accusative	upaśivam	upaśivau	upaśivān
Instrumental	upaśivena	upaśivābhyām	upaśivaiḥ upaśivebhiḥ
Dative	upaśivāya	upaśivābhyām	upaśivebhyaḥ
Ablative	upaśivāt	upaśivābhyām	upaśivebhyaḥ
Genitive	upaśivasya	upaśivayoḥ	upaśivānām
Locative	upaśive	upaśivayoḥ	upaśiveṣu

Compound upaśiva -

Adverb -upaśivam -upaśivāt