v .
to mourn ; to regret 슬퍼하다 ; 후회하다

• I _____ the day I walked into this place ; nothing even remotely good has happened to me since then.
• The middle-aged man _____d his misspent youth -- all that time wasting studying, when he could have been meeting girls.
• It's hard for Howie not to feel _____ful when he remembers the way he fumbled the ball in the last two seconds of the game, ending his team's thirty-year winning streak.
  경기 종료 마지막 2초를 남겨놓고, 공을 실수로 놓친 일이 머리에 떠오를 때면, 호위는 안타까운 마음을 가눌 수가 없다. 그의 실수로 팀은 30년간의 연승행진의 막을 내린 것이다.
• Whenever Nina's mother gets a _____ful look in her eye, Nina knows she's about to make some kind of remark about how fast time passes.
• "If only I had remembered to change out of my bathing suit before the dance," Eileen aid _____fully.
  "춤을 추기 전에 수영복을 갈아입어야 한다는 것을 기억만 했더라도 좋았을 텐데," 아일린이 안타깝게 말했다.