| assault |
a violent physical or verbal attack. |
| assistant |
a person who gives help or aid. |
| crouch |
to lower the body close to the ground by bending the legs. A cat about to pounce crouches, as does a person getting ready to run in a race. |
| education |
the act or work of learning or training. |
| educator |
a person who teaches. |
| filter |
a device used to remove dirt or other solids from liquids or gases. A filter can be made of paper, charcoal, or other material with tiny holes in it. |
| genius |
an unusual ability to think or create in ways that go far beyond what most people can do. |
| identify |
to figure out or show who someone is or what something is. |
| introduction |
a part at the beginning of something, such as a book, article, or speech, that explains what will follow. |
| omen |
something that is believed to be a sign of future good or evil. |
| resign |
to give up a job or other duty. |
| revolve |
to turn or spin in place. |
| stammer |
to speak in an anxious or uncertain way. People who stammer often repeat sounds and stop between words. |
| tickle |
to touch or poke so as to cause a tingling feeling or laughter. |
| whirl |
to turn or spin quickly on a central point. |