| backward |
with the last part first; in a way that is the opposite of the usual way. |
| click |
to make a slight, sharp sound. |
| delight |
great pleasure. |
| doorway |
the way of entrance into a room or building. |
| flag |
a piece of cloth with special colors and designs used as a symbol of a country or organization. |
| flight |
a trip on a plane from one place to another. |
| ice |
frozen, solid water. |
| material |
anything used for building or making new things. Wood, metal, paint, and paper are examples of materials. |
| paint |
a liquid that is used on surfaces to give color or protect the surface. |
| point |
the sharp end of something. |
| punish |
to cause someone to experience a thing that is painful or not pleasant because he or she did something wrong. |
| railroad |
a road of two connected steel bars along which trains move, or a system of transportation that uses these roads. |
| recycle |
to put used things through a process that allows them to be used again. |
| safe |
providing protection from harm, loss, or damage; not dangerous. |
| unit |
a single thing that is one of a group of similar things. |