Declension table of ?suprasanna

Neuter	Singular	Dual	Plural
Nominative	suprasannam	suprasanne	suprasannāni
Vocative	suprasanna	suprasanne	suprasannāni
Accusative	suprasannam	suprasanne	suprasannāni
Instrumental	suprasannena	suprasannābhyām	suprasannaiḥ
Dative	suprasannāya	suprasannābhyām	suprasannebhyaḥ
Ablative	suprasannāt	suprasannābhyām	suprasannebhyaḥ
Genitive	suprasannasya	suprasannayoḥ	suprasannānām
Locative	suprasanne	suprasannayoḥ	suprasanneṣu

Compound suprasanna -

Adverb -suprasannam -suprasannāt