Declension table of ?prasthika

Masculine	Singular	Dual	Plural
Nominative	prasthikaḥ	prasthikau	prasthikāḥ
Vocative	prasthika	prasthikau	prasthikāḥ
Accusative	prasthikam	prasthikau	prasthikān
Instrumental	prasthikena	prasthikābhyām	prasthikaiḥ prasthikebhiḥ
Dative	prasthikāya	prasthikābhyām	prasthikebhyaḥ
Ablative	prasthikāt	prasthikābhyām	prasthikebhyaḥ
Genitive	prasthikasya	prasthikayoḥ	prasthikānām
Locative	prasthike	prasthikayoḥ	prasthikeṣu

Compound prasthika -

Adverb -prasthikam -prasthikāt