Declension table of ?tasta

Masculine	Singular	Dual	Plural
Nominative	tastaḥ	tastau	tastāḥ
Vocative	tasta	tastau	tastāḥ
Accusative	tastam	tastau	tastān
Instrumental	tastena	tastābhyām	tastaiḥ tastebhiḥ
Dative	tastāya	tastābhyām	tastebhyaḥ
Ablative	tastāt	tastābhyām	tastebhyaḥ
Genitive	tastasya	tastayoḥ	tastānām
Locative	taste	tastayoḥ	tasteṣu

Compound tasta -

Adverb -tastam -tastāt