Declension table of sindhu

Feminine	Singular	Dual	Plural
Nominative	sindhuḥ	sindhū	sindhavaḥ
Vocative	sindho	sindhū	sindhavaḥ
Accusative	sindhum	sindhū	sindhūḥ
Instrumental	sindhvā	sindhubhyām	sindhubhiḥ
Dative	sindhvai sindhave	sindhubhyām	sindhubhyaḥ
Ablative	sindhvāḥ sindhoḥ	sindhubhyām	sindhubhyaḥ
Genitive	sindhvāḥ sindhoḥ	sindhvoḥ	sindhūnām
Locative	sindhvām sindhau	sindhvoḥ	sindhuṣu

Compound sindhu -

Adverb -sindhu