Declension table of ?vidrava

Masculine	Singular	Dual	Plural
Nominative	vidravaḥ	vidravau	vidravāḥ
Vocative	vidrava	vidravau	vidravāḥ
Accusative	vidravam	vidravau	vidravān
Instrumental	vidraveṇa	vidravābhyām	vidravaiḥ vidravebhiḥ
Dative	vidravāya	vidravābhyām	vidravebhyaḥ
Ablative	vidravāt	vidravābhyām	vidravebhyaḥ
Genitive	vidravasya	vidravayoḥ	vidravāṇām
Locative	vidrave	vidravayoḥ	vidraveṣu

Compound vidrava -

Adverb -vidravam -vidravāt