Declension table of ?prasthāyin

Masculine	Singular	Dual	Plural
Nominative	prasthāyī	prasthāyinau	prasthāyinaḥ
Vocative	prasthāyin	prasthāyinau	prasthāyinaḥ
Accusative	prasthāyinam	prasthāyinau	prasthāyinaḥ
Instrumental	prasthāyinā	prasthāyibhyām	prasthāyibhiḥ
Dative	prasthāyine	prasthāyibhyām	prasthāyibhyaḥ
Ablative	prasthāyinaḥ	prasthāyibhyām	prasthāyibhyaḥ
Genitive	prasthāyinaḥ	prasthāyinoḥ	prasthāyinām
Locative	prasthāyini	prasthāyinoḥ	prasthāyiṣu

Compound prasthāyi -

Adverb -prasthāyi