Japanese Style Door
Door
noun
The kanji and the word are exactly the same. That means they share meanings as well.
This has the same reading as the kanji you learned, meaning you know the reading!
戸をノックした。
I knocked on the door.
うちのネコは戸をカリカリします。
My cat scratches the door.
この戸は立てつけがわるい。
This door opens and closes hard.