Declension table of ?samupanyasta

Masculine	Singular	Dual	Plural
Nominative	samupanyastaḥ	samupanyastau	samupanyastāḥ
Vocative	samupanyasta	samupanyastau	samupanyastāḥ
Accusative	samupanyastam	samupanyastau	samupanyastān
Instrumental	samupanyastena	samupanyastābhyām	samupanyastaiḥ
Dative	samupanyastāya	samupanyastābhyām	samupanyastebhyaḥ
Ablative	samupanyastāt	samupanyastābhyām	samupanyastebhyaḥ
Genitive	samupanyastasya	samupanyastayoḥ	samupanyastānām
Locative	samupanyaste	samupanyastayoḥ	samupanyasteṣu

Compound samupanyasta -

Adverb -samupanyastam -samupanyastāt