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.
Holy shit I remember sniglets now that you mention it, so I looked it up and bam: https://en.wikipedia.org/wiki/Sniglet