1. leniency: lighting the penalty or excusing from a chore by judges parents or teachers.
2. alchemy: a sicence studied in the Middle Ages, that involved trying to change ordinary metals into gold.
3. let down: v./ adj. if you let someone down, you disappointed them.
4. humanitarian： concerned with improving bad living conditions and preventing unfair treatment people.
5. devoid: be devoid of sth. to be completely lacking in sth.
6. compiler: someone who collects different pieces of information to be used in a book, report or list.
7. matriculation: admission to a group.( especially a college or university )
8. congloramate: a large business organization consisting several ofdifferent companies that have joined together.
a rock consisting of different sizes of stone held together by clay.
a group of things gathered together.
9. plummet: to suddenly and quickly decrease in vaue or amount.
plummet from sth to sth
to fall suddenly and quickly from a very high place.
10. assassina: 刺杀
11. wreath: a circle made from leaves or flowers that you put on the palce where a person is burried.
a circle made from leaves or flowers that people use to decorate their house in Chrismas.
12. a circle made from leaves that a person wore on their head in the past as a sign of honour.
