Declension table of prasthita

Neuter	Singular	Dual	Plural
Nominative	prasthitam	prasthite	prasthitāni
Vocative	prasthita	prasthite	prasthitāni
Accusative	prasthitam	prasthite	prasthitāni
Instrumental	prasthitena	prasthitābhyām	prasthitaiḥ
Dative	prasthitāya	prasthitābhyām	prasthitebhyaḥ
Ablative	prasthitāt	prasthitābhyām	prasthitebhyaḥ
Genitive	prasthitasya	prasthitayoḥ	prasthitānām
Locative	prasthite	prasthitayoḥ	prasthiteṣu

Compound prasthita -

Adverb -prasthitam -prasthitāt