Here are some examples of how "de" is used in words:
* descend: to move down
* depart: to move away from
* deface: to mar or spoil the surface of something
* decompose: to break down into simpler substances
* detach: to separate from something
* defeat: to overcome or vanquish
* decode: to decipher or translate
* dehydrate: to remove water from something
It's important to note that "de" can sometimes have a different meaning depending on the specific word. However, understanding its general meaning of "down," "away," "off," "from," "undo," or "remove" can help you understand the meaning of many words.