If it was to your face, No. If it was a flat out lie that was told to another party with the intention of harming your reputation, then yes. That is slander. Slander is complex and I recomend you look up the legal definitation for it as well as defamation.
You actually cant sue a person calling you names you would rather talk to your parents before you go that far.
no, but if they continuously call to harass you, you can file a report. if the action continues you can press charges
No, asshat, you can't.
Yes, you can sue someone for sitting in there house and doing nothing, but you will not be successful unless you can prove that you have been injured somehow.
You need to hire a lawyer if you want to sue someone. You need to try to settle this first by yourself by calling the other person's company and see what they say.
yes, but you must make it clear to them that you don't want them calling you, if they continue to do so, you can sue for harrassment.
can you sue someone over 18 for assaulting a minor
Generally speaking, no. However, if you falsely report somebody in a way that causes them to get injured or lose a job, for example, they could sue you.
if they are dumb enough to tell you their real name sue sue sue sue sue sue
Sure, you can sue someone for just about anything. The question is, should you sue them? Were you injured? Was it an accident or was it malicious? If you feel you need to sue then contact a lawyer.
what is the minimum amount you can sue someone at a federal level
I think you can sue someone if they break the law in their country.
it calling you a bad word
No, because, calling someone a Muslim is not a insult; Muslim is a religion.