Someone who brags a lot could be referred to as a braggart, show-off, or boastful person.
A braggart.
If someone is from Beirut you call him or her Lebanese, since Beirut is the capital of Lebanon.Actually the proper response to his query would be this:You call someone from Beirut a 'Beiruti', the same way you may call someone from New York a New Yorker etc......
Usually you would call that person a pessimist or someone who may just be miserable and down in the dumps temporarily.
If someone tries to make you feel jealous.You must call that person a despo or a looser and a jerky person.
A prank call is a type of practical joke where the caller deceives the person who answers the phone with a hoax or a made-up story in order to trick or annoy them. It is usually done for amusement or to get a reaction out of the person receiving the call.
someone that is confused with something or someone
It depends.If he/she is like really annoying just ignore him/her
Make someone who brags that they have a large penis measure it.
booser
chatterbox
SweaTy
a cab
A Krillin.
A man.
If you mean someone that dreams a lot. I would call them a daydreamer, or a dreamer in general.
a bully
Tattletaler
Spanish kisser