Declension table of ?undana

Neuter	Singular	Dual	Plural
Nominative	undanam	undane	undanāni
Vocative	undana	undane	undanāni
Accusative	undanam	undane	undanāni
Instrumental	undanena	undanābhyām	undanaiḥ
Dative	undanāya	undanābhyām	undanebhyaḥ
Ablative	undanāt	undanābhyām	undanebhyaḥ
Genitive	undanasya	undanayoḥ	undanānām
Locative	undane	undanayoḥ	undaneṣu

Compound undana -

Adverb -undanam -undanāt