Declension table of ?upasiddha

Masculine	Singular	Dual	Plural
Nominative	upasiddhaḥ	upasiddhau	upasiddhāḥ
Vocative	upasiddha	upasiddhau	upasiddhāḥ
Accusative	upasiddham	upasiddhau	upasiddhān
Instrumental	upasiddhena	upasiddhābhyām	upasiddhaiḥ upasiddhebhiḥ
Dative	upasiddhāya	upasiddhābhyām	upasiddhebhyaḥ
Ablative	upasiddhāt	upasiddhābhyām	upasiddhebhyaḥ
Genitive	upasiddhasya	upasiddhayoḥ	upasiddhānām
Locative	upasiddhe	upasiddhayoḥ	upasiddheṣu

Compound upasiddha -

Adverb -upasiddham -upasiddhāt