Declension table of ?aupasthika

Neuter	Singular	Dual	Plural
Nominative	aupasthikam	aupasthike	aupasthikāni
Vocative	aupasthika	aupasthike	aupasthikāni
Accusative	aupasthikam	aupasthike	aupasthikāni
Instrumental	aupasthikena	aupasthikābhyām	aupasthikaiḥ
Dative	aupasthikāya	aupasthikābhyām	aupasthikebhyaḥ
Ablative	aupasthikāt	aupasthikābhyām	aupasthikebhyaḥ
Genitive	aupasthikasya	aupasthikayoḥ	aupasthikānām
Locative	aupasthike	aupasthikayoḥ	aupasthikeṣu

Compound aupasthika -

Adverb -aupasthikam -aupasthikāt