Declension table of ?sumanda

Neuter	Singular	Dual	Plural
Nominative	sumandam	sumande	sumandāni
Vocative	sumanda	sumande	sumandāni
Accusative	sumandam	sumande	sumandāni
Instrumental	sumandena	sumandābhyām	sumandaiḥ
Dative	sumandāya	sumandābhyām	sumandebhyaḥ
Ablative	sumandāt	sumandābhyām	sumandebhyaḥ
Genitive	sumandasya	sumandayoḥ	sumandānām
Locative	sumande	sumandayoḥ	sumandeṣu

Compound sumanda -

Adverb -sumandam -sumandāt