Declension table of ?śumbhana

Masculine	Singular	Dual	Plural
Nominative	śumbhanaḥ	śumbhanau	śumbhanāḥ
Vocative	śumbhana	śumbhanau	śumbhanāḥ
Accusative	śumbhanam	śumbhanau	śumbhanān
Instrumental	śumbhanena	śumbhanābhyām	śumbhanaiḥ śumbhanebhiḥ
Dative	śumbhanāya	śumbhanābhyām	śumbhanebhyaḥ
Ablative	śumbhanāt	śumbhanābhyām	śumbhanebhyaḥ
Genitive	śumbhanasya	śumbhanayoḥ	śumbhanānām
Locative	śumbhane	śumbhanayoḥ	śumbhaneṣu

Compound śumbhana -

Adverb -śumbhanam -śumbhanāt