Common:
* Babe
* Bud
* Chip
* Dink
* Jock
* Punk
Unique:
* Bo
* Fido
* Lark
* Mutt
* Whiz
It's important to note that:
* Context is key: The most fitting nickname depends on the child's personality, appearance, or a special characteristic.
* "Cute" vs. "Offensive": Some 4-letter nicknames can be endearing, while others might be considered derogatory depending on the individual and the situation.
* The "right" nickname is subjective: What's considered a good nickname can vary greatly from person to person.
If you're looking for a specific nickname for a particular child, consider their interests, hobbies, or even a funny story that happened to them.