People are jealous because someone else is getting something or even someone that they cannot get.
Some of them are.
That depends on the guy. Some are jealous, some are not.
Yes and no. Some people are happy they are together and some are jealous of Selena Gomez.
Some people find it best to just ignore their jealous feelings since jealousy will get you nowhere.
Some people may be jealous because of his looks, talent or fame. It depends on the person.
This question presumes that most sisters are jealous of their brothers. That is not a correct assumption, so the question is a useless one. Some sisters are jealous and some are not and there is no way to know that one group or the other is "most sisters." This is a matter of individual personality.
typically the person being jealous has some emotional issues. Jealousy is not good in a relationship of any kind. Some people think that if they are jealous it means they care, it does not. Often times it means the jealous person is controlling, oppressive or even worse. Stay away from jealousy at all costs!
Because we humans are as we are. Some people are jealous at her (even if they don't want to admit it) and some are jealous at what the famous person have, money, publicity etc. And some just dislike her.
The superlative form is "most annoyed", and the comparative form is "more annoyed".
jealous = eifersüchtig jealous = neidisch
more than likely you are jealous than her.
For the adjective jealous, the comparative forms are 'more jealous' and 'most jealous'.