Declension table of ?tundamāna

Neuter	Singular	Dual	Plural
Nominative	tundamānam	tundamāne	tundamānāni
Vocative	tundamāna	tundamāne	tundamānāni
Accusative	tundamānam	tundamāne	tundamānāni
Instrumental	tundamānena	tundamānābhyām	tundamānaiḥ
Dative	tundamānāya	tundamānābhyām	tundamānebhyaḥ
Ablative	tundamānāt	tundamānābhyām	tundamānebhyaḥ
Genitive	tundamānasya	tundamānayoḥ	tundamānānām
Locative	tundamāne	tundamānayoḥ	tundamāneṣu

Compound tundamāna -

Adverb -tundamānam -tundamānāt