Declension table of ?dhrasta

Masculine	Singular	Dual	Plural
Nominative	dhrastaḥ	dhrastau	dhrastāḥ
Vocative	dhrasta	dhrastau	dhrastāḥ
Accusative	dhrastam	dhrastau	dhrastān
Instrumental	dhrastena	dhrastābhyām	dhrastaiḥ dhrastebhiḥ
Dative	dhrastāya	dhrastābhyām	dhrastebhyaḥ
Ablative	dhrastāt	dhrastābhyām	dhrastebhyaḥ
Genitive	dhrastasya	dhrastayoḥ	dhrastānām
Locative	dhraste	dhrastayoḥ	dhrasteṣu

Compound dhrasta -

Adverb -dhrastam -dhrastāt