| improve |
to make better. |
| launch1 |
the act of putting into motion with force. |
| loose |
not held back; free. |
| mutant |
a life form whose genes are different from those of its parents. A mutant has new traits or characteristics that it can pass on to its offspring. |
| nickname |
a name given to a person, place, or thing in place of the real name. |
| precipitation |
the act of water falling in the form of rain, snow, sleet, or hail. |
| professor |
a teacher with a high rank at a college or university. |
| refresh |
to bring back the energy or spirits of. |
| rental |
something that can be rented. |
| reproduce |
to make a copy of. |
| revolve |
to turn or spin in place. |
| tremble |
to shake from fear, weakness, or cold. |
| value |
the worth of something in money, goods, or services. |
| weekday |
any day except Saturday and Sunday. |
| wink |
to close and open one eye quickly, as a sign of agreement or friendliness. |