Declension table of ?samuddhura

Neuter	Singular	Dual	Plural
Nominative	samuddhuram	samuddhure	samuddhurāṇi
Vocative	samuddhura	samuddhure	samuddhurāṇi
Accusative	samuddhuram	samuddhure	samuddhurāṇi
Instrumental	samuddhureṇa	samuddhurābhyām	samuddhuraiḥ
Dative	samuddhurāya	samuddhurābhyām	samuddhurebhyaḥ
Ablative	samuddhurāt	samuddhurābhyām	samuddhurebhyaḥ
Genitive	samuddhurasya	samuddhurayoḥ	samuddhurāṇām
Locative	samuddhure	samuddhurayoḥ	samuddhureṣu

Compound samuddhura -

Adverb -samuddhuram -samuddhurāt