좆되다
To mess or fuck something up
Similar to ‘새되다’ but stronger

좆밥
Scum

주둥이/ 주둥아리
A derog term for mouth
syn. 아가리

죽인다
(adj) very hot
E.g.  저여자 죽이는데!  She is so hot! She is way pretty.

중딩
Short form of a 중학생 (a junior high student)

쥐뿔
Nothing/ none

지랄하다
(Offensive) To bullshit
E.g.  지랄하시네  Bullshit!  At least TRY to make some sense!

직딩
A short from of '직장인'

짜져있어
Mind your own business, back off

짜증나다
(adj) frustrating and annoying
E.g.  좆나 짜증나.  It fucking sucks.

짜가
A fake, a counterfeit
(If you reverse 가짜, you get 짜가.  I think.)

짜다
(adj) stingy

짝퉁
A fake, counterfeit
(Used similarly to 짜가 but this is more recent and sounds much cooler)

짠돌이
The depreciatory name for an extremely stingy man.  The female equivalent is 짠순이.

짠순이
The depreciatory name for an extremely stingy woman.  The male equivalent is 짠순이.

짬뽕
A chaotic mixture, a melting pot, a melange