고전이 · 고전을
classic(s), classical work
Example
방학 동안 고전 소설을 몇 권 읽었어요.
I read a few classic novels over vacation.
Word parts
고 old+전 standard work
Literally 'old standard work'.
Good to know
Classical music is technically 고전 음악, but people almost always say 클래식.
Related words