link:
https://zh.wikipedia.org/wiki/%E6%9C%9D%E9%AE%AE%E6%BC%A2%E5%AD%97
https://www.koreanwikiproject.com/wiki/Hanja
https://en.wiktionary.org/wiki/Sino-Korean#English
i wold like to the korean words in 3 months for 3 K. that is the basic, next step listen lots of matrial, song, drama, kids news paper.