Question

Others documents cast doubt on his conclusions.

Accepted Answer

suggest something may be wrong with.

Cause something or someone to be questioned. For example, The prosecutor cast doubt on the wife's alibi. This idiom uses cast in the sense of "throw," a usage dating from the early 1200s.

Front	Others documents cast doubt on his conclusions.
Back	suggest something may be wrong with. Cause something or someone to be questioned. For example, The prosecutor cast doubt on the wife's alibi. This idiom uses cast in the sense of "throw," a usage dating from the early 1200s.

Cast Doubt Documents Conclusions. Suggest Wrong With. Questioned