| A | B |
| secure | safe |
| descend | to go down to a lower level |
| thrilling | very exciting |
| establish | to set up or start |
| benefit | to help |
| social | having to do with people living in groups |
| device | a tool that dose a certain job |
| gear | the tool needed for an activity |
| central | near the middle |
| recently | happening not long ago |
| illegal | not within the rule of law |
| irregular | not follwing the usual pattern |
| aquatic | having to do with water |
| advice | an idea put forward an out what someone else should do |
| panic | a sudden feeling of great fear |
| aware | having knowledge about something because you notice it or see that it is happing |
| cooperate | to work togther |
| prompt | quick, speedy |
| desperate | in great need of help |
| memory | something remembered from the past |
| sacrifice | to give up |
| include | to have as a part |
| neglect | to fail to do something |
| section | a part or an area |