I'm Korean American and my Korean is definitely not perfect. Natives please please correct me if any are wrong! Situation: you're going to a buffet with a friend. 본전 뽑아! = get your money's worth! Situation: your friend bought lunch last time. you buy lunch this time 퉁 치자 = let's call it even 퉁 쳤어 = we're even now Situation: you go in some building or facility and it's garbage (run down, fucked up place, etc) 시설 후지다 = this place is crappy Situation: some guy is talking about how awesome he is and how he can get any girl 허세 쩌네 = talking a good one but can't back it up I would love to learn more! Learning 존댓말 is not as interesting as 속어