| detect |
to discover or notice. |
| expert |
someone who knows a great deal about a particular thing. |
| foreign |
in, from, or having to do with a country that is not one's own. |
| formula |
a rule or way of doing something expressed in a standard way using words or symbols. |
| groggy |
confused, dizzy, or feeling unable to wake up. |
| image |
a picture or some other likeness of a person or thing. |
| increase |
an addition in size or amount. |
| judge |
a person trained to hear and decide cases brought before a court of law. |
| necessity |
a person or thing that is needed. |
| protective |
keeping safe from harm or used to shield against danger. |
| sensor |
a device that detects and responds to certain changes in the environment, such as light, temperature, sound, or pressure. |
| socket |
an opening into which something fits or is put. |
| starch |
a white food substance found in many foods. |
| stutter |
to repeat sounds when speaking, as if unable to complete or begin certain words. |
| tourism |
the act of traveling, usually for sightseeing or relaxing. |