confuse
to puzzle, perplex, baffle, bewilder somebody; to afflict by being complicated, contradictory, or otherwise difficult to understand
Example
“It confused me when I went to the office and nobody was there, but then I realised it was Sunday.”
Other meanings
To mix up, muddle up one thing with another; to mistake one thing for another.
“People who say "hola" to Italians are confusing Italian with Spanish.”
To mix thoroughly; to confound; to disorder.
“The dense fog utterly confused traffic on the highway.”
Word history
From Latin "cōnfūsus".
Where this comes from
This definition is adapted from “confuse” on Wiktionary, by its contributors, published under CC BY-SA 4.0. This page is published under the same licence.