Declension table of ?grastṛ

Masculine	Singular	Dual	Plural
Nominative	grastā	grastārau	grastāraḥ
Vocative	grastaḥ	grastārau	grastāraḥ
Accusative	grastāram	grastārau	grastṝn
Instrumental	grastrā	grastṛbhyām	grastṛbhiḥ
Dative	grastre	grastṛbhyām	grastṛbhyaḥ
Ablative	grastuḥ	grastṛbhyām	grastṛbhyaḥ
Genitive	grastuḥ	grastroḥ	grastṝṇām
Locative	grastari	grastroḥ	grastṛṣu

Compound grastṛ -

Adverb -grastṛ