Declension table of ?tastambhvas

Neuter	Singular	Dual	Plural
Nominative	tastambhvat	tastambhuṣī	tastambhvāṃsi
Vocative	tastambhvat	tastambhuṣī	tastambhvāṃsi
Accusative	tastambhvat	tastambhuṣī	tastambhvāṃsi
Instrumental	tastambhuṣā	tastambhvadbhyām	tastambhvadbhiḥ
Dative	tastambhuṣe	tastambhvadbhyām	tastambhvadbhyaḥ
Ablative	tastambhuṣaḥ	tastambhvadbhyām	tastambhvadbhyaḥ
Genitive	tastambhuṣaḥ	tastambhuṣoḥ	tastambhuṣām
Locative	tastambhuṣi	tastambhuṣoḥ	tastambhvatsu

Compound tastambhvat -

Adverb -tastambhvat