| A | B |
|---|
| vacuous | showing no intelligence |
| opportunist | a person who uses every opportunity to gain an advantage |
| petition | a formal request to have something done |
| tangible | something that is real, actual, and definite |
| motivation | the reason or force that makes people act |
| plateau | a level spot where something is stabilized for a while |
| regression | a return to an earlier way of thinking or acting |
| idiom | a group of words that has a special meaning that cannot be understood just by knowing the meaning of the words |
