What's a good subclass-theme for Psions?

One of the things I miss most about 5e was the specific titles for subclasses - Barbarians had their Paths, Rouges their Archetypes, Sorcerers their Sorcerous Origins, etc. From what I can tell, they've done away with these for the 2024 class descriptions, which is fine, they're still the same classes and I can call them what I want.

Out of curiosity, though, does anyone have a good subclass title for the Psion UA? I've been using Aptitudes, but I'm curious if anyone else has a better word to use.