할증extra charge; additional charge; premium; surcharge 급증rapid increase 증가growth; rise 증가량increased amount; multiplied amount 증감fluctuation 할증료extra charge; surcharge; premium 격증heavy swell 증가세growing trend 증강reinforcement; buildup 증대increase; expansion

추가adding; addition 가공성processability 가공식품processed food 가공품processed goods 가맹점member store; franchise 가습humidification 가습기humidifier 가입joining; signing up; entry 가입비membership fee 가입서registration documents

청취율ratings 할인율discount rate 환율exchange rate 효율적being efficient; being effective 효율적efficient; effective 감소율reduction ratio 비율ratio; proportion 비효율적being inefficient 비효율적inefficient 사망률death rate