* The complicated instructions left him befuddled and unable to assemble the furniture.
* The sudden change of plans left her befuddled and unsure of what to do next.
* The professor's lecture was so dense and technical that it left the students befuddled.
* After a long night of drinking, he woke up befuddled and with a pounding headache.
* The witness's testimony was befuddled and contradictory, making it difficult to determine the truth.