Answer: ruiner

AnswerCrossword Clue
RUINERDemolisher
RUINERDestroyer
RUINERSpoiler
RUINERBane
RUINERDestroyer.
RUINEROne who destroys
RUINERSpoiler or destroyer
RUINERBane or undoer
RUINERHe destroys
ruinerone who ruins (to destroy (to demolish, also DESTRUCT))
ruinerthe remains of fallen buildings, monuments, etc.
ruinercomplete loss or destruction
ruinerto bring or come to ruin or ruins