Declension table of ?atiprasanna

Neuter	Singular	Dual	Plural
Nominative	atiprasannam	atiprasanne	atiprasannāni
Vocative	atiprasanna	atiprasanne	atiprasannāni
Accusative	atiprasannam	atiprasanne	atiprasannāni
Instrumental	atiprasannena	atiprasannābhyām	atiprasannaiḥ
Dative	atiprasannāya	atiprasannābhyām	atiprasannebhyaḥ
Ablative	atiprasannāt	atiprasannābhyām	atiprasannebhyaḥ
Genitive	atiprasannasya	atiprasannayoḥ	atiprasannānām
Locative	atiprasanne	atiprasannayoḥ	atiprasanneṣu

Compound atiprasanna -

Adverb -atiprasannam -atiprasannāt