1. (使)犯错;(使)失误
If someone or something trips a person up, or if they trip up, they fail or make a mistake.

1. detect a blunder or misstep

e.g. The reporter tripped up the senator

Synonym: catch

2. make an error

e.g. She slipped up and revealed the name

Synonym: stumbleslip up

3. cause to stumble

e.g. The questions on the test tripped him up

Synonym: trip