misblame means to blame wrongly; to blame one who is not guilty. Lexicurio rates it Sui generis — a strength score of 87 out of 100.
Etymology
From mis- + blame.
verb
- To blame wrongly; to blame one who is not guilty.“It would focus rather on those who in the terrible spotlight of hindsight could be misblamed for the tragedies in the first place. Americans in Vietnam, unilateralists in Rhodesia, those who maintain the modern partitions of an ancient Holy Land.”