Declension table of ?ratnakumbha

Masculine	Singular	Dual	Plural
Nominative	ratnakumbhaḥ	ratnakumbhau	ratnakumbhāḥ
Vocative	ratnakumbha	ratnakumbhau	ratnakumbhāḥ
Accusative	ratnakumbham	ratnakumbhau	ratnakumbhān
Instrumental	ratnakumbhena	ratnakumbhābhyām	ratnakumbhaiḥ ratnakumbhebhiḥ
Dative	ratnakumbhāya	ratnakumbhābhyām	ratnakumbhebhyaḥ
Ablative	ratnakumbhāt	ratnakumbhābhyām	ratnakumbhebhyaḥ
Genitive	ratnakumbhasya	ratnakumbhayoḥ	ratnakumbhānām
Locative	ratnakumbhe	ratnakumbhayoḥ	ratnakumbheṣu

Compound ratnakumbha -

Adverb -ratnakumbham -ratnakumbhāt