Declension table of ?adrava

Neuter	Singular	Dual	Plural
Nominative	adravam	adrave	adravāṇi
Vocative	adrava	adrave	adravāṇi
Accusative	adravam	adrave	adravāṇi
Instrumental	adraveṇa	adravābhyām	adravaiḥ
Dative	adravāya	adravābhyām	adravebhyaḥ
Ablative	adravāt	adravābhyām	adravebhyaḥ
Genitive	adravasya	adravayoḥ	adravāṇām
Locative	adrave	adravayoḥ	adraveṣu

Compound adrava -

Adverb -adravam -adravāt