| A | B |
| expanse | n. a large open area of sky, sea or land |
| sacrifice | v. give up something important to you to help someone else |
| durable | adj. not easily breakable |
| prime | v. prepare for a particular situation |
| frigid | adj. extremely cold |
| participant | n. a person who takes part in a certain activity |
| equivalent | adj. equal in value, amount, quality, etc |
| deduce | v. reach an answer by thinking carefully about the information you have |
| affirm | v. state that something is true |
| culmination | n. the act of arriving at a conclusion |