Declension table of ?tathāsvara

Neuter	Singular	Dual	Plural
Nominative	tathāsvaram	tathāsvare	tathāsvarāṇi
Vocative	tathāsvara	tathāsvare	tathāsvarāṇi
Accusative	tathāsvaram	tathāsvare	tathāsvarāṇi
Instrumental	tathāsvareṇa	tathāsvarābhyām	tathāsvaraiḥ
Dative	tathāsvarāya	tathāsvarābhyām	tathāsvarebhyaḥ
Ablative	tathāsvarāt	tathāsvarābhyām	tathāsvarebhyaḥ
Genitive	tathāsvarasya	tathāsvarayoḥ	tathāsvarāṇām
Locative	tathāsvare	tathāsvarayoḥ	tathāsvareṣu

Compound tathāsvara -

Adverb -tathāsvaram -tathāsvarāt