Declension table of ?tumbayamāna

Neuter	Singular	Dual	Plural
Nominative	tumbayamānam	tumbayamāne	tumbayamānāni
Vocative	tumbayamāna	tumbayamāne	tumbayamānāni
Accusative	tumbayamānam	tumbayamāne	tumbayamānāni
Instrumental	tumbayamānena	tumbayamānābhyām	tumbayamānaiḥ
Dative	tumbayamānāya	tumbayamānābhyām	tumbayamānebhyaḥ
Ablative	tumbayamānāt	tumbayamānābhyām	tumbayamānebhyaḥ
Genitive	tumbayamānasya	tumbayamānayoḥ	tumbayamānānām
Locative	tumbayamāne	tumbayamānayoḥ	tumbayamāneṣu

Compound tumbayamāna -

Adverb -tumbayamānam -tumbayamānāt