Declension table of ?śumbhyamāna

Neuter	Singular	Dual	Plural
Nominative	śumbhyamānam	śumbhyamāne	śumbhyamānāni
Vocative	śumbhyamāna	śumbhyamāne	śumbhyamānāni
Accusative	śumbhyamānam	śumbhyamāne	śumbhyamānāni
Instrumental	śumbhyamānena	śumbhyamānābhyām	śumbhyamānaiḥ
Dative	śumbhyamānāya	śumbhyamānābhyām	śumbhyamānebhyaḥ
Ablative	śumbhyamānāt	śumbhyamānābhyām	śumbhyamānebhyaḥ
Genitive	śumbhyamānasya	śumbhyamānayoḥ	śumbhyamānānām
Locative	śumbhyamāne	śumbhyamānayoḥ	śumbhyamāneṣu

Compound śumbhyamāna -

Adverb -śumbhyamānam -śumbhyamānāt