I have, twice that I can remember.
- Nukamajig - microwave. I still use it from time to time because it’s too stupid not to.
- Miscombobulate - mixup and confuse. Just now, between the time it was and when the appartment building’s laundry room was closed for the night.
Set reminds me of one of those pictures you see sometimes, where they’ll throw in a deliberate spelling or grammar mistake just to see if you caught it the first read through. Like “the the” or "the Statue ov Liberty.