Synonyms for Devastation:

n.

harm, sabotage, the ravages of something, decay, damage. help, havoc, wrack, ruin, undoing, leftover, bane, wreck, ruination. destruction (noun)
desolation, defoliation, extirpation, extermination, disintegration, waste, eradication, decimation, holocaust, vaporization, abolishment, annihilation, ruination, wreckage, havoc, destruction, ruin.
devastation (noun)
desolation, ravaging, destruction.
event (noun)
desolation.
havoc (noun)
havoc.
waste (noun)
waste.

Other synonyms:

bane, wrack, ruination. harm. sabotage, undoing. ruin. decay. wreck. injury
damage.
Other relevant words:
harm, waste, damage, leftover, defoliation, help, wreck, havoc, ruin, undoing, sabotage, ravaging, bane, ruination, wrack, decay.

Usage examples for devastation

  1. In the business district devastation met the eye on every hand. – Complete Story of the San Francisco Horror by Richard Linthicum Trumbull White Samuel Fallows
  2. In executing these orders, I am sorry to add, that our people were hurried into acts of unnecessary cruelty and devastation – A General History and Collection of Voyages and Travels, Volume 16 by Robert Kerr