> simple self-distillation (SSD):

Sorry apple, SSD is already taken, you can't use that acronym.

You're right, I offer these alternatives:

Consistency Preservation Update (CPU)

Guided Probability Update (GPU)

History-aware Distillation Driving (HDD)

Probability Smoothing Update (PSU)

I used to invent TLAs on the spot for fun, and when someone asked what it was, would respond, "It's a PUA", eventually revealing that meant "previously unknown acronym". It was even more annoying that it sounds.

ATT=All TLAs are Taken