I wrote this some time ago for Perplex City, but it didn’t get picked (a few of my others did, but then season 2 went on indefinite hiatus). So far nobody’s gotten it without help or a hint. If you know the answer, don’t post the spoiler in the comments — email me and I will confirm/deny.
I was doing a lot of data entry at work when I suddenly noticed a pattern.
Which of these words fits?