Declension table of ?indubha

Neuter	Singular	Dual	Plural
Nominative	indubham	indubhe	indubhāni
Vocative	indubha	indubhe	indubhāni
Accusative	indubham	indubhe	indubhāni
Instrumental	indubhena	indubhābhyām	indubhaiḥ
Dative	indubhāya	indubhābhyām	indubhebhyaḥ
Ablative	indubhāt	indubhābhyām	indubhebhyaḥ
Genitive	indubhasya	indubhayoḥ	indubhānām
Locative	indubhe	indubhayoḥ	indubheṣu

Compound indubha -

Adverb -indubham -indubhāt