CULPABLE

deserving blame or censure as being wrong or evil or injurious
SYN - blamable, censurable

"Although he had been acquitted by the jury, many still saw him as culpable for the horrible events."

"He wasn't the one that pulled the trigger, but he was still culpable - without him their wouldn't have even been a trigger to pull"

"Everyone in the room felt as though there were atleast partly culpable for the suicide of this boy."

"It was truly amazing how she never felt she was culpable for any of the terrible things her actions caused."

"Bush is culpable for the deaths of the Iraq War. It is a good thing he has God on his side, who easily rids him of any feeling of culpability."