Here are all the base slangs
Lethal-Lethal Securities
Bh-Blackholst Zone Its bh not bz
Bbz-Blazian Bandits Zone
Neo-This is obvious
Guerre-Also obvious
Gangster or Gz- Gangster Zone
Tachi-You know it
Pz-Pirate Zone
Mafia-Oh come on you got it
Thats all of the bases slangs.
Items/Weapons
Ec-Event coin
Tro-Trochus(Its a shell from digging)
Bar-Browning automatic rifle
All the admin positions
PR-Player relations
PRA-Player Relations admin
LAT-Levels Administration Team
Gani- Gani artist(Gani is a Graal Animation)
These are all the common admin positions
I'm pretty sure you know what a manager, gfx, or sfx is.
There are obvious ones such as guns admin, gang admin, etc.
These are all basic slangs but you will learn all of them eventually. This is a head start so you can understand some of the this people say.