* Pomchi - This is a popular name, combining "Pomeranian" and "Chihuahua."
* Chi-Pom - Another popular name, combining "Chihuahua" and "Pom."
* Pom-Chi - A variation of the first name, combining "Pom" and "Chi."
You can also just describe the mix as a "Chihuahua-Pomeranian mix" or "Pomeranian-Chihuahua mix." Ultimately, the name you choose is up to you!