Declension table of ?avatrasta

Neuter	Singular	Dual	Plural
Nominative	avatrastam	avatraste	avatrastāni
Vocative	avatrasta	avatraste	avatrastāni
Accusative	avatrastam	avatraste	avatrastāni
Instrumental	avatrastena	avatrastābhyām	avatrastaiḥ
Dative	avatrastāya	avatrastābhyām	avatrastebhyaḥ
Ablative	avatrastāt	avatrastābhyām	avatrastebhyaḥ
Genitive	avatrastasya	avatrastayoḥ	avatrastānām
Locative	avatraste	avatrastayoḥ	avatrasteṣu

Compound avatrasta -

Adverb -avatrastam -avatrastāt