Beside, Next To, Horizontal
The kanji and the word are exactly the same. That means they share meanings as well. Please note that this word refers to "the side of something." Not "the right side," for example. That would be 右側.
The reading for this vocab is the same as the one you learned with the kanji, lucky you!
The caterpillar was running next to the tree.
There's a fence made of wood standing next to the house.
Don't just sit by, you help too!