Declension table of ?samubdha

Neuter	Singular	Dual	Plural
Nominative	samubdham	samubdhe	samubdhāni
Vocative	samubdha	samubdhe	samubdhāni
Accusative	samubdham	samubdhe	samubdhāni
Instrumental	samubdhena	samubdhābhyām	samubdhaiḥ
Dative	samubdhāya	samubdhābhyām	samubdhebhyaḥ
Ablative	samubdhāt	samubdhābhyām	samubdhebhyaḥ
Genitive	samubdhasya	samubdhayoḥ	samubdhānām
Locative	samubdhe	samubdhayoḥ	samubdheṣu

Compound samubdha -

Adverb -samubdham -samubdhāt