idk- I dont know
idc- i dont care
nvm- never mind
wth- what the heck
afk- away from keyboard
fr- for real
btw- by the way
lol- laugh out loud
atm- at the moment
pls- please
ikr- i know right
brb- be right back
gtg- gotta go
gg- good game
jk- just kidding
aka: also known as
fyi: for your information
pov: point of view
tbh: to bee honest
yw: your welcome
np: no problem
ik: i know
ikr: i know right
asap: as soon as possible
ily: i love you

(if i learn more ill put them here)