Declension table of ?samupoṣaka

Masculine	Singular	Dual	Plural
Nominative	samupoṣakaḥ	samupoṣakau	samupoṣakāḥ
Vocative	samupoṣaka	samupoṣakau	samupoṣakāḥ
Accusative	samupoṣakam	samupoṣakau	samupoṣakān
Instrumental	samupoṣakeṇa	samupoṣakābhyām	samupoṣakaiḥ
Dative	samupoṣakāya	samupoṣakābhyām	samupoṣakebhyaḥ
Ablative	samupoṣakāt	samupoṣakābhyām	samupoṣakebhyaḥ
Genitive	samupoṣakasya	samupoṣakayoḥ	samupoṣakāṇām
Locative	samupoṣake	samupoṣakayoḥ	samupoṣakeṣu

Compound samupoṣaka -

Adverb -samupoṣakam -samupoṣakāt