Declension table of upasanna

Neuter	Singular	Dual	Plural
Nominative	upasannam	upasanne	upasannāni
Vocative	upasanna	upasanne	upasannāni
Accusative	upasannam	upasanne	upasannāni
Instrumental	upasannena	upasannābhyām	upasannaiḥ
Dative	upasannāya	upasannābhyām	upasannebhyaḥ
Ablative	upasannāt	upasannābhyām	upasannebhyaḥ
Genitive	upasannasya	upasannayoḥ	upasannānām
Locative	upasanne	upasannayoḥ	upasanneṣu

Compound upasanna -

Adverb -upasannam -upasannāt