Declension table of ?nāna

Masculine	Singular	Dual	Plural
Nominative	nānaḥ	nānau	nānāḥ
Vocative	nāna	nānau	nānāḥ
Accusative	nānam	nānau	nānān
Instrumental	nānena	nānābhyām	nānaiḥ nānebhiḥ
Dative	nānāya	nānābhyām	nānebhyaḥ
Ablative	nānāt	nānābhyām	nānebhyaḥ
Genitive	nānasya	nānayoḥ	nānānām
Locative	nāne	nānayoḥ	nāneṣu

Compound nāna -

Adverb -nānam -nānāt