계단stairs; staircase 교통수단means of transportation 구구단multiplication table 단계phase; step 수단means; method 특단being special 하단lower tier 계단식being step-like; be terraced; being tiered 고단수high-level trickster 다단multilevel; multistage; multiple columns

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

목적purpose 충격적being shocking 충격적shocking 충동적being impulsive 충동적impulsive 평균적being average 평균적average; mean 필수적being essential; being required; being indispensable 필수적essential; indispensable; required 한국적being Korean; Korean style