Thoughtless, immature bullies. A secure, mentally heathy person would not ridicule others.
It's not nice. Remember the golden rule, treat others as you would have them treat you. In other words, if you make fun of Polish people you need to be OK with people making fun of you.
Racism is one. People who make fun of other's heritage are often bigots, idiots, a**holes, or ethnocentrists. Or mean. I call it being mean, personally.
cos you call them fat? probably afraid you will make fun of them.
To make them feel better about themselves
Answer People who make fun of others have a low level of self-esteem (they do not feel good about themselves) and are insecure. They don't necessarily have hate in their hearts, although some of the them might.
Someone who makes fun of people who are less educated can be referred to as a "snob" or "elitist."
because they wnat to make names seem fun to call or say.
No. I consider that to be inappropriate.
If you are referring to children between the ages of 6-17, many kids feel the need to be tough and able to stand up for themselves. This is why children tend to make fun of others, to show they are not weak nor helpless, to show they have some sort of power.
Cooties are a fictional disease and used by children as a way to make fun of someone. But many people call lice cooties.
Fat people get angry when you call them fat because they have very low self esteem and it hurts them when you make fun of them.
They may make fun of the way you body is built. For instance some people get pubic hair faster then others.