Declension table of ?didevāna

Neuter	Singular	Dual	Plural
Nominative	didevānam	didevāne	didevānāni
Vocative	didevāna	didevāne	didevānāni
Accusative	didevānam	didevāne	didevānāni
Instrumental	didevānena	didevānābhyām	didevānaiḥ
Dative	didevānāya	didevānābhyām	didevānebhyaḥ
Ablative	didevānāt	didevānābhyām	didevānebhyaḥ
Genitive	didevānasya	didevānayoḥ	didevānānām
Locative	didevāne	didevānayoḥ	didevāneṣu

Compound didevāna -

Adverb -didevānam -didevānāt