Declension table of ?duduhāna

Neuter	Singular	Dual	Plural
Nominative	duduhānam	duduhāne	duduhānāni
Vocative	duduhāna	duduhāne	duduhānāni
Accusative	duduhānam	duduhāne	duduhānāni
Instrumental	duduhānena	duduhānābhyām	duduhānaiḥ
Dative	duduhānāya	duduhānābhyām	duduhānebhyaḥ
Ablative	duduhānāt	duduhānābhyām	duduhānebhyaḥ
Genitive	duduhānasya	duduhānayoḥ	duduhānānām
Locative	duduhāne	duduhānayoḥ	duduhāneṣu

Compound duduhāna -

Adverb -duduhānam -duduhānāt