Declension table of ?aupavasathya

Neuter	Singular	Dual	Plural
Nominative	aupavasathyam	aupavasathye	aupavasathyāni
Vocative	aupavasathya	aupavasathye	aupavasathyāni
Accusative	aupavasathyam	aupavasathye	aupavasathyāni
Instrumental	aupavasathyena	aupavasathyābhyām	aupavasathyaiḥ
Dative	aupavasathyāya	aupavasathyābhyām	aupavasathyebhyaḥ
Ablative	aupavasathyāt	aupavasathyābhyām	aupavasathyebhyaḥ
Genitive	aupavasathyasya	aupavasathyayoḥ	aupavasathyānām
Locative	aupavasathye	aupavasathyayoḥ	aupavasathyeṣu

Compound aupavasathya -

Adverb -aupavasathyam -aupavasathyāt