Confusion
Oh, words. So useful, but so easily confused.
Back story/background
Recently overheard in the hallway: That’s the back story to the file.
Well, not quite. A back story is the fabricated biography that a spy is given as a cover, especially for the purposes of a future interrogation by someone hostile.
What the person in the hallway meant was just background – although perhaps back story sounds more exciting.
Cue/queue
A recent request that crossed the screen: Can you queue up a meeting?
While you queue up for tickets (or, more usually, in North America, line up), timing …