Declension table of ?susvana

Neuter	Singular	Dual	Plural
Nominative	susvanam	susvane	susvanāni
Vocative	susvana	susvane	susvanāni
Accusative	susvanam	susvane	susvanāni
Instrumental	susvanena	susvanābhyām	susvanaiḥ
Dative	susvanāya	susvanābhyām	susvanebhyaḥ
Ablative	susvanāt	susvanābhyām	susvanebhyaḥ
Genitive	susvanasya	susvanayoḥ	susvanānām
Locative	susvane	susvanayoḥ	susvaneṣu

Compound susvana -

Adverb -susvanam -susvanāt