Declension table of ?pradrava

Neuter	Singular	Dual	Plural
Nominative	pradravam	pradrave	pradravāṇi
Vocative	pradrava	pradrave	pradravāṇi
Accusative	pradravam	pradrave	pradravāṇi
Instrumental	pradraveṇa	pradravābhyām	pradravaiḥ
Dative	pradravāya	pradravābhyām	pradravebhyaḥ
Ablative	pradravāt	pradravābhyām	pradravebhyaḥ
Genitive	pradravasya	pradravayoḥ	pradravāṇām
Locative	pradrave	pradravayoḥ	pradraveṣu

Compound pradrava -

Adverb -pradravam -pradravāt