The phrase "accidentally referred" is correct and usable in written English.
It can be used when discussing a situation where someone mentioned or alluded to something unintentionally.
Example: "During the meeting, she accidentally referred to the confidential project, not realizing it was still under wraps."
Alternatives: "unintentionally mentioned" or "inadvertently alluded to".
At one point, Dr. Dean accidentally referred to his rival as "President Kerry".
On the second day, there was an uncomfortable moment when Boris accidentally referred to them as "the prisoners".
When Dr. Dean accidentally referred to his rival as "President Kerry" at one point, he scoffed while correcting himself.
Don't be surprised if a desperate Mitt, who has "accidentally" referred to Mr. Obama as "Osama," does desperate things.
At one point during the interview Price accidentally referred to herself and "Pete" before quickly correcting herself to say "Alex".
During her short benediction, she accidentally referred to New York City as a state, which got a laugh.
Astute listeners might also note that in a reference to Sequoia Capital's Alfred Lin, I accidentally refer to him as "Alfred Lee".
Mr. Rodriguez was teased by his older sister, Raini, an actress, after accidentally referring to "Modern Family" as "Emmy-nominated".
You call your male friends "bitch" as bants but secretly worry that you'll accidentally refer to a girl that way and get a misogynist rep in halls.
He then accidentally refers to him as "Ordinary Harrison", which may be the most accurate description of all the thousands and thousands of words that have been written about this fight.
One month later here she was at a restaurant in the Tarzana section of Los Angeles, preparing for an "Up All Night" script reading followed by a quick family vacation to Hawaii, still accidentally referring to her 22-month-old daughter, Lucille, as her youngest child (she also has a 5-year-old daughter, Pearl) and trying to remain confident that she can have it all.
