| bubble |
a ball of air or other gas inside another substance. |
| daily |
happening or done every day. |
| fit |
to be the right shape and size for someone or something. |
| hallway |
a narrow passage in a house or building; corridor. |
| happen |
to take place; occur. |
| hole |
an open or hollow place in something. |
| key |
a metal object cut in a special way so it can open or close locks. |
| offer |
to present something to be accepted or refused. |
| phrase |
a group of words forming part of a sentence but not having both a subject and a verb. |
| pipe |
a tube of metal, plastic, or other material through which a gas or liquid may flow. |
| police |
a department of a town, city, or state government that protects people and their property and makes people obey laws. |
| rail |
one of the two long steel bars along which a train moves. |
| silence |
a lack of sound. |
| tasty |
delicious; having a pleasing flavor. |
| worried |
feeling trouble or anxiety about something that might happen. |