Declension table of ?svādūdakasamudra

Masculine	Singular	Dual	Plural
Nominative	svādūdakasamudraḥ	svādūdakasamudrau	svādūdakasamudrāḥ
Vocative	svādūdakasamudra	svādūdakasamudrau	svādūdakasamudrāḥ
Accusative	svādūdakasamudram	svādūdakasamudrau	svādūdakasamudrān
Instrumental	svādūdakasamudreṇa	svādūdakasamudrābhyām	svādūdakasamudraiḥ svādūdakasamudrebhiḥ
Dative	svādūdakasamudrāya	svādūdakasamudrābhyām	svādūdakasamudrebhyaḥ
Ablative	svādūdakasamudrāt	svādūdakasamudrābhyām	svādūdakasamudrebhyaḥ
Genitive	svādūdakasamudrasya	svādūdakasamudrayoḥ	svādūdakasamudrāṇām
Locative	svādūdakasamudre	svādūdakasamudrayoḥ	svādūdakasamudreṣu

Compound svādūdakasamudra -

Adverb -svādūdakasamudram -svādūdakasamudrāt