Declension table of ?upastutya

Neuter	Singular	Dual	Plural
Nominative	upastutyam	upastutye	upastutyāni
Vocative	upastutya	upastutye	upastutyāni
Accusative	upastutyam	upastutye	upastutyāni
Instrumental	upastutyena	upastutyābhyām	upastutyaiḥ
Dative	upastutyāya	upastutyābhyām	upastutyebhyaḥ
Ablative	upastutyāt	upastutyābhyām	upastutyebhyaḥ
Genitive	upastutyasya	upastutyayoḥ	upastutyānām
Locative	upastutye	upastutyayoḥ	upastutyeṣu

Compound upastutya -

Adverb -upastutyam -upastutyāt