Declension table of ?grastodaya

Masculine	Singular	Dual	Plural
Nominative	grastodayaḥ	grastodayau	grastodayāḥ
Vocative	grastodaya	grastodayau	grastodayāḥ
Accusative	grastodayam	grastodayau	grastodayān
Instrumental	grastodayena	grastodayābhyām	grastodayaiḥ grastodayebhiḥ
Dative	grastodayāya	grastodayābhyām	grastodayebhyaḥ
Ablative	grastodayāt	grastodayābhyām	grastodayebhyaḥ
Genitive	grastodayasya	grastodayayoḥ	grastodayānām
Locative	grastodaye	grastodayayoḥ	grastodayeṣu

Compound grastodaya -

Adverb -grastodayam -grastodayāt