| A | B |
| disadvantage | an unfavorable condition that makes something harder |
| disagreeable | something that is unpleasant |
| disaster | a terrible event that causes suffering |
| discharge | to release or send away; get rid of |
| discomfort | the opposite of comfort or ease |
| discontent | feeling of not being happy or satisfied |
| discouraged | loss of hope of confidence |
| disgrace | loss of honor or respect |
| disintegrate | to fall apart or become worse |
| disclose | to let out a secret or to uncover |
| transaction | an act, especially business, done between or "across" people |
| transcontinental | crossing a continent |
| transform | to change its form or appearance |
| transfusion | the transfer of something, such as blood, from one person or thing into another |
| transition | process of passing from one activity to another |
| translate | to take something from one language to another |
| transplant | to move something that is planted from one place to another |
| transport | to movesomething from one place to another |
| transitory | lasts for a short time |
| transpose | to change keys or reverse order |
| ambition | a desire to achieve or do something |
| amble | to walk around slowly |
| amphibian | an animal that lives both on land and water |
| circuitous | not direct or roundabout |
| circulate | to move around in a circle |
| circumference | distance around a circle |
| cycle | series of events that repeat or go around |
| encircle | to put a circle around |
| ambidextrous | able to use both right and left hands equally well |
| circumvent | avoid or go around |