Terminology. 

HTF - higher time frame
LTF - lower time frame
PDH - previous day high
PDL - previous day low
PWH - previous week high
PWL - previous week low

MS - market structure
DO - daily open
PDO - previous daily open
WO - week open
MO - month open
YO - year open

BMS - break in market structure
BBS - broken base
OB - order block
IMB - imbalance
OTE - optimal trade entry
FVG - fair value gap
SFP - swing failure pattern
LP - liquidity pool
AMD - accumulation, manipulation, distribution
POB - point of breakout
POI - point of interest
FTA - first trouble area
RR - risk reward