Declension table of ?udraka

Masculine	Singular	Dual	Plural
Nominative	udrakaḥ	udrakau	udrakāḥ
Vocative	udraka	udrakau	udrakāḥ
Accusative	udrakam	udrakau	udrakān
Instrumental	udrakeṇa	udrakābhyām	udrakaiḥ udrakebhiḥ
Dative	udrakāya	udrakābhyām	udrakebhyaḥ
Ablative	udrakāt	udrakābhyām	udrakebhyaḥ
Genitive	udrakasya	udrakayoḥ	udrakāṇām
Locative	udrake	udrakayoḥ	udrakeṣu

Compound udraka -

Adverb -udrakam -udrakāt