The reference cases of humorous screen names of female fat people are as follows:

Soft fat people: this screen name expresses a self-deprecating and humorous attitude. Fat people usually feel inferior because of their weight, but this screen name turns the image of fat people into a soft and lovely side, giving people a kind and warm feeling.

Being chubby: This screen name implies that fat people also have their own freedom and flexibility. Although they are heavier, it does not affect their pursuit of their dreams and freedom, and it also represents a confident and optimistic attitude.

chubby and cute: this screen name directly expresses the cute side of fat people. Although they are fat, it doesn't affect their personality and charm. Sometimes, their naive appearance makes people like them more.

greedy chubby: this screen name implies that fat people like to eat delicious food, but it doesn't mean that they are lazy or have no self-control. On the contrary, they dare to try all kinds of delicious food, which also represents a warm and positive attitude towards life.

Fat man's sky: This screen name implies that fat people also have their own world and future. Although they have physical problems, it does not affect their pursuit of their dreams and goals. They can also fly freely in their own sky.