계단stairs; staircase 계층class 단계phase; step 층계stairs; staircase 계급rank 계단식being step-like; be terraced; being tiered 계명note 계제step; course 계층적being hierarchical 계층적hierarchical

초급elementary level; beginning stage 초급반beginner's class 최고급the highest grade; top-level 특급special class; special rank; special grade 하급생junior student; underclassman 고급high quality; high grade 고급반class for advanced learners; the highest-level class 고급품high-end product 고급화enhancement 상급반upper grades; higher grades

장chapter 문장good writer 체력장physical fitness test 헌장charter 훈장order of merit; medal; badge 견장epaulet; shoulder strap 도장seal; stamp 명문장good sentence 문장crest 문장가good writer