Wow, super interesting. Apparently that is called "back-formation", and applies to other words like "caper", "pea", and "burgle" (from "burglar"). [1] 1: https

Wow, super interesting. Apparently that is called "back-formation", and applies to other words like "caper", "pea", and "burgle" (from "burglar"). [1] 1: https://en.wikipedia.org/wiki/Back-formation https://en.wikipedia.org/wiki/Back-formation