Declension table of ?sudarbha

Neuter	Singular	Dual	Plural
Nominative	sudarbham	sudarbhe	sudarbhāṇi
Vocative	sudarbha	sudarbhe	sudarbhāṇi
Accusative	sudarbham	sudarbhe	sudarbhāṇi
Instrumental	sudarbheṇa	sudarbhābhyām	sudarbhaiḥ
Dative	sudarbhāya	sudarbhābhyām	sudarbhebhyaḥ
Ablative	sudarbhāt	sudarbhābhyām	sudarbhebhyaḥ
Genitive	sudarbhasya	sudarbhayoḥ	sudarbhāṇām
Locative	sudarbhe	sudarbhayoḥ	sudarbheṣu

Compound sudarbha -

Adverb -sudarbham -sudarbhāt