Flummox (verb)

To confuse or perplex someone, to make them unsure of what to do or say.

Origin:

The origin of the word "flummox" is not clear, but it is believed to have originated in the 19th century. it means to confuse or perplex someone, to make them unsure of what to do or say.

Examples:

1. The new rules flummoxed the employees.
2. The complex instructions flummoxed the students.
3. The unexpected turn of events flummoxed the audience.
4. The sudden change in plans flummoxed the team.
5. The difficult question flummoxed the contestant.