devastation (n.) Look up devastation at Dictionary.com
mid-15c., from Middle French dévastation, from Late Latin devastationem (nominative devastatio), from past participle stem of Latin devastare "lay waste completely," from de- "completely" (see de-) + vastare "lay waste," from vastus "empty, desolate," from PIE *wasto-, extended suffixed form of root *eue- "to leave, abandon, give out."