Declension table of ?sindhuka

Neuter	Singular	Dual	Plural
Nominative	sindhukam	sindhuke	sindhukāni
Vocative	sindhuka	sindhuke	sindhukāni
Accusative	sindhukam	sindhuke	sindhukāni
Instrumental	sindhukena	sindhukābhyām	sindhukaiḥ
Dative	sindhukāya	sindhukābhyām	sindhukebhyaḥ
Ablative	sindhukāt	sindhukābhyām	sindhukebhyaḥ
Genitive	sindhukasya	sindhukayoḥ	sindhukānām
Locative	sindhuke	sindhukayoḥ	sindhukeṣu

Compound sindhuka -

Adverb -sindhukam -sindhukāt