Declension table of ?samupoṣaka

Neuter	Singular	Dual	Plural
Nominative	samupoṣakam	samupoṣake	samupoṣakāṇi
Vocative	samupoṣaka	samupoṣake	samupoṣakāṇi
Accusative	samupoṣakam	samupoṣake	samupoṣakāṇi
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