Declension table of yāmuna

Masculine	Singular	Dual	Plural
Nominative	yāmunaḥ	yāmunau	yāmunāḥ
Vocative	yāmuna	yāmunau	yāmunāḥ
Accusative	yāmunam	yāmunau	yāmunān
Instrumental	yāmunena	yāmunābhyām	yāmunaiḥ yāmunebhiḥ
Dative	yāmunāya	yāmunābhyām	yāmunebhyaḥ
Ablative	yāmunāt	yāmunābhyām	yāmunebhyaḥ
Genitive	yāmunasya	yāmunayoḥ	yāmunānām
Locative	yāmune	yāmunayoḥ	yāmuneṣu

Compound yāmuna -

Adverb -yāmunam -yāmunāt