Declension table of ?tatandvas

Neuter	Singular	Dual	Plural
Nominative	tatandvat	tatanduṣī	tatandvāṃsi
Vocative	tatandvat	tatanduṣī	tatandvāṃsi
Accusative	tatandvat	tatanduṣī	tatandvāṃsi
Instrumental	tatanduṣā	tatandvadbhyām	tatandvadbhiḥ
Dative	tatanduṣe	tatandvadbhyām	tatandvadbhyaḥ
Ablative	tatanduṣaḥ	tatandvadbhyām	tatandvadbhyaḥ
Genitive	tatanduṣaḥ	tatanduṣoḥ	tatanduṣām
Locative	tatanduṣi	tatanduṣoḥ	tatandvatsu

Compound tatandvat -

Adverb -tatandvat