| A | B |
| diagram (n) | a plan or drawing that shows how something works or how different parts fit together |
| frustrate (v) | to keep from carrying out a plan or reaching a goal |
| frustrating (adj) | causing one to be upset or discouraged |
| graduate (n) | a person who has finished a course of study |
| graduate (v) | to finish a course of study and receive a diploma |
| prank (n) | a playful trick or joke |
| primary (adj) | first in importance |
| primary (adj) | first in order |
| risk (v) | to take a chance on being hurt or losing something |
| risk (n) | the chance of getting hurt or suffering loss or failure |
| risky (adj) | likely to cause harm or damage, dangerous |
| stress (v) | to pay special attention to |
| stress (n) | a strain or pressure put on a person or thing |
| stress (n) | special force put on a word or part of a word |
| urge (v) | to speak strongly for something, to argue in favor of something |
| urge (n) | a strong feeling of wanting to do something, a strong wish |
| vacant (adj) | having nothing or no one in it, not filled, empty |
| vigorous (adj) | demanding strength or energy, very active |