Declension table of ?upagāna

Neuter	Singular	Dual	Plural
Nominative	upagānam	upagāne	upagānāni
Vocative	upagāna	upagāne	upagānāni
Accusative	upagānam	upagāne	upagānāni
Instrumental	upagānena	upagānābhyām	upagānaiḥ
Dative	upagānāya	upagānābhyām	upagānebhyaḥ
Ablative	upagānāt	upagānābhyām	upagānebhyaḥ
Genitive	upagānasya	upagānayoḥ	upagānānām
Locative	upagāne	upagānayoḥ	upagāneṣu

Compound upagāna -

Adverb -upagānam -upagānāt