Declension table of ?upacchanna

Neuter	Singular	Dual	Plural
Nominative	upacchannam	upacchanne	upacchannāni
Vocative	upacchanna	upacchanne	upacchannāni
Accusative	upacchannam	upacchanne	upacchannāni
Instrumental	upacchannena	upacchannābhyām	upacchannaiḥ
Dative	upacchannāya	upacchannābhyām	upacchannebhyaḥ
Ablative	upacchannāt	upacchannābhyām	upacchannebhyaḥ
Genitive	upacchannasya	upacchannayoḥ	upacchannānām
Locative	upacchanne	upacchannayoḥ	upacchanneṣu

Compound upacchanna -

Adverb -upacchannam -upacchannāt