Declension table of ?tatandāna

Neuter	Singular	Dual	Plural
Nominative	tatandānam	tatandāne	tatandānāni
Vocative	tatandāna	tatandāne	tatandānāni
Accusative	tatandānam	tatandāne	tatandānāni
Instrumental	tatandānena	tatandānābhyām	tatandānaiḥ
Dative	tatandānāya	tatandānābhyām	tatandānebhyaḥ
Ablative	tatandānāt	tatandānābhyām	tatandānebhyaḥ
Genitive	tatandānasya	tatandānayoḥ	tatandānānām
Locative	tatandāne	tatandānayoḥ	tatandāneṣu

Compound tatandāna -

Adverb -tatandānam -tatandānāt