@texhewson@datasci.social @b0rk This!
I learned some fine ago that !* works like !! but omitting the executable name, so you can run a command with the "arguments" of the previous one. However, I haven't been able to find more. I'm not sure what to search for
I finally figured out what these things are after snooping around a bit in bash's manual. They are word designators.
https://www.gnu.org/software/bash/manual/bash.html#Word-Designators