confuse
con-fuse
verb
To make someone unable to think clearly or understand something properly.
"The complex instructions confused him."
verb
To mistake one person or thing for another; to mix them up.
"People often confuse me with my sister."
Thesaurus
Synonyms: confound, put off, disconcert, flurry, mix up, jumble, blur, obscure, obnubilate, befuddle, fox, fuddle