현금cash 금요일Friday 요금fare; fee; charge 저금saving; savings 축의금money gift; congratulatory money 출금withdrawal 출금액withdrawal amount 황금색gold color; being golden 황금연휴golden week 계약금down payment; earnest; deposit

강도solidity 강단tenacity 외유내강iron hand in a velvet glove 금강산Geumgangsan Mountain

보석jewel 비석tombstone; monument 석류pomegranate tree 석유oil; petroleum 일석이조killing two birds with one stone 초석cornerstone; foundation stone 치석tartar; scale; plaque 타산지석learning from someone else's mistakes; lesson from someone else's failures 탄생석birthstone 투석stone-throwing; thrown stone