abbreviation in the internet you need to know

fyi: for your information (untuk ngasih info kamu/ngasih tau)
lol: laugh out loud (ngakak terbahak bahak)
rotfl: rolling on the floor laughing (ngakak guling guling di lantai)
jk: just kidding (becanda)
ikr: i know right (aku tau)
idk: i don't know (aku gak tau)
otw: on the way (lagi di jalan)
omg: oh my god (ya tuhan)
btw: by the way (ngomong ngomong)
tbh: to be honest (sejujurnya)
wtf/wth: what the fuck/what the hell (apa apaan)