Declension table of ?samaṅka

Masculine	Singular	Dual	Plural
Nominative	samaṅkaḥ	samaṅkau	samaṅkāḥ
Vocative	samaṅka	samaṅkau	samaṅkāḥ
Accusative	samaṅkam	samaṅkau	samaṅkān
Instrumental	samaṅkena	samaṅkābhyām	samaṅkaiḥ samaṅkebhiḥ
Dative	samaṅkāya	samaṅkābhyām	samaṅkebhyaḥ
Ablative	samaṅkāt	samaṅkābhyām	samaṅkebhyaḥ
Genitive	samaṅkasya	samaṅkayoḥ	samaṅkānām
Locative	samaṅke	samaṅkayoḥ	samaṅkeṣu

Compound samaṅka -

Adverb -samaṅkam -samaṅkāt