Declension table of ?svādvanna

Neuter	Singular	Dual	Plural
Nominative	svādvannam	svādvanne	svādvannāni
Vocative	svādvanna	svādvanne	svādvannāni
Accusative	svādvannam	svādvanne	svādvannāni
Instrumental	svādvannena	svādvannābhyām	svādvannaiḥ
Dative	svādvannāya	svādvannābhyām	svādvannebhyaḥ
Ablative	svādvannāt	svādvannābhyām	svādvannebhyaḥ
Genitive	svādvannasya	svādvannayoḥ	svādvannānām
Locative	svādvanne	svādvannayoḥ	svādvanneṣu

Compound svādvanna -

Adverb -svādvannam -svādvannāt