confound

/kənˈfaʊnd/
verb
  1. To confuse or surprise someone very much by being unexpected or difficult to understand.
    • Her sudden decision to quit her job confounded her coworkers.
    • The magician's trick confounded the entire audience.
    • The complicated instructions confounded the students.
  2. To prove a person, theory, or expectation wrong; to defeat or foil.
    • The new evidence confounded the prosecution's case.
    • His recovery confounded the doctors' initial diagnosis.
    • The team's victory confounded all the experts who had predicted they would lose.
What does "confound" mean? | whatsthatwordmean | whatsthatwordmean