Declension table of ?samundana

Neuter	Singular	Dual	Plural
Nominative	samundanam	samundane	samundanāni
Vocative	samundana	samundane	samundanāni
Accusative	samundanam	samundane	samundanāni
Instrumental	samundanena	samundanābhyām	samundanaiḥ
Dative	samundanāya	samundanābhyām	samundanebhyaḥ
Ablative	samundanāt	samundanābhyām	samundanebhyaḥ
Genitive	samundanasya	samundanayoḥ	samundanānām
Locative	samundane	samundanayoḥ	samundaneṣu

Compound samundana -

Adverb -samundanam -samundanāt