The phrase "confounded in" is correct and usable in written English.
This phrase is typically used to express feeling overwhelmed or flustered in a certain situation. For example: I was completely confounded in the face of so many options.
But such thoughts were confounded in Spain recently.
The expectations of voucher proponents are confounded in a number of other ways.
A morals S.W.A.T. team would be confounded in searching for a conscience or a set of values.
Now, the situation has become legally confounded in a way that can best be visualized as an endless Ping-Pong match.
Paul Mones, a lawyer who has worked with hundreds of children who have murdered their parents, was confounded, in particular, by the sibling brutality.
Many citizens, recalling what Hitler's labor battalions, theoretically trained with shovels, were able to do to them in 1940, are confounded in 1950 by the idea of France's handing any German even a popgun.
Sotomayor will be joining a high court that's gradually become a kind of extra legislative body — a nine-person super-Senate graced with the power of the veto, where liberals and conservatives alike turn when they're confounded in the Congress.
They are both likely to be confounded in their quest for the Fastnet Trophy by one of the faster 40-footers being driven home by some distinctly unsummery weather.
However, spatial and visual elements are often confounded in the experimental tasks used.
Savings may be confounded in states with high costs of living, too.
The results of the study are confounded in two patients that were taking concomitant medications specifically fentanyl patch and topiramate.
