1. equator / hemisphere
equatorial adj
equator is an imaginary line around the middle of the earth at an equal distance from the North Pole and the South Pole.
e.g. The equator divides the earth into two hemispheres.
2. impulsive
If you describe someone as impulsive, you mean that they do things suddenly without thinking about them carefully first.
e.g. Avoid making an impulsive decision.
3. initiative
An initiative is an important act or statement that is intended to solve a problem.
e.g. There's talk of a new peace initiative.
4. waiver
a waiver is when a person, government, or organisation agrees to give up a right or says that people do not have to obey a particular rule or law.
e.g. Non-members do not qualify for the tax waiver normally applied to members.
5. offset
If one thing offset by another, the effect of the first thing is reduced by the second, so that any advantage or disadvantage is cancelled out.
e.g. The increase in pay costs was more than offset by higher productivity.
6. adolescent
adolescent is used to describe young people who are no longer children but who have not yet become adults. It also refers to their behaviour.
e.g. Young adolescents are happiest with small groups of close friends.