Going per
@Snake.Head 's suggestion, some terms that we have learned so far, I will append to this list in future as when required. If you find any missing term then plz point it out and I will add/edit it to this list...
FTB - First time back (The first instance when a pristine/virgin zone is touched)
2TB/STB - Second time back
3TB - Third time back
POI - Point of Imbalance
DZ - Demand Zone
SZ - Supply Zone
CPA/CPAZ - Compressed Price Action Zone
QM - Quasimodo
ERC - Engulf Reverse Continue (also called FTR)
SR/RS - Support Resistance / Resistance Support
HTF - Higher Time Frame (Daily and above depending on context)
LTF - Lower Time Frame (typically intraday time frames like 2hr, 1hr, 30min, 15min, 5 min, etc)
FL - Flag Limit
FTR - Failed to Return