Declension table of ?tanūna

Masculine	Singular	Dual	Plural
Nominative	tanūnaḥ	tanūnau	tanūnāḥ
Vocative	tanūna	tanūnau	tanūnāḥ
Accusative	tanūnam	tanūnau	tanūnān
Instrumental	tanūnena	tanūnābhyām	tanūnaiḥ tanūnebhiḥ
Dative	tanūnāya	tanūnābhyām	tanūnebhyaḥ
Ablative	tanūnāt	tanūnābhyām	tanūnebhyaḥ
Genitive	tanūnasya	tanūnayoḥ	tanūnānām
Locative	tanūne	tanūnayoḥ	tanūneṣu

Compound tanūna -

Adverb -tanūnam -tanūnāt