Declension table of ?devastava

Masculine	Singular	Dual	Plural
Nominative	devastavaḥ	devastavau	devastavāḥ
Vocative	devastava	devastavau	devastavāḥ
Accusative	devastavam	devastavau	devastavān
Instrumental	devastavena	devastavābhyām	devastavaiḥ devastavebhiḥ
Dative	devastavāya	devastavābhyām	devastavebhyaḥ
Ablative	devastavāt	devastavābhyām	devastavebhyaḥ
Genitive	devastavasya	devastavayoḥ	devastavānām
Locative	devastave	devastavayoḥ	devastaveṣu

Compound devastava -

Adverb -devastavam -devastavāt