Declension table of ?tastṛkṣvas

Masculine	Singular	Dual	Plural
Nominative	tastṛkṣvān	tastṛkṣvāṃsau	tastṛkṣvāṃsaḥ
Vocative	tastṛkṣvan	tastṛkṣvāṃsau	tastṛkṣvāṃsaḥ
Accusative	tastṛkṣvāṃsam	tastṛkṣvāṃsau	tastṛkṣuṣaḥ
Instrumental	tastṛkṣuṣā	tastṛkṣvadbhyām	tastṛkṣvadbhiḥ
Dative	tastṛkṣuṣe	tastṛkṣvadbhyām	tastṛkṣvadbhyaḥ
Ablative	tastṛkṣuṣaḥ	tastṛkṣvadbhyām	tastṛkṣvadbhyaḥ
Genitive	tastṛkṣuṣaḥ	tastṛkṣuṣoḥ	tastṛkṣuṣām
Locative	tastṛkṣuṣi	tastṛkṣuṣoḥ	tastṛkṣvatsu

Compound tastṛkṣvat -

Adverb -tastṛkṣvas