The door is an important structure in any building and serves as a means of entry or exit. However, there are several synonyms for the word "door" that can be used in different contexts. For instance, the term "portal" refers to a grand entrance, "gateway" suggests a gateway through which someone enters or exists, and "entryway" signifies the way or passage through which a person goes into a building. Additionally, "hatch" implies a small door or opening, "trapdoor" is a door in the floor, and "turnstile" points to a revolving gate. Furthermore, "threshold" is the bottom part of a doorway, and "lintel" is the horizontal beam that supports the weight above a doorway.