만약supposing 백만million 십만hundred thousand 천만ten million; millions of times 천만ten million 만년ages 만년필fountain pen 만능being well-rounded 만약supposing; in case 만일supposing

금강석diamond 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