Qiqi Dudu, Xiao Qibao, colorful candies, etc.

1. Qiqi Dudu: With the repeated word "qi", it gives people a cute and playful feeling. "Dudu" imitates the sounds made by small animals, adding a cute atmosphere.

2. Little Qibao: Combining the word "qi" with "baby" (baby), it forms a cute nickname that is ready to come out. The word "small" emphasizes the petite, cute and amiable image.

3. Colorful candies: Associating the word "seven" with rainbows and candies, it conveys a colorful and sweet image. It gives people a lively and cute feeling, like a colorful candy.