It's called jealousy and it is a normal feeling, many people experience it. But think about the good things that "you" have" that they might not have. Maybe they are jealous of you, something to think about isn't it.
Envy
Guilt.
worried
Passion is a strong feeling for something; compassion is a strong sympathetic feeling for another.
Guilt (noun) or guilty (adjective)These words mean feeling uncomfortable or ashamed because of having done something wrong or because of having something to hide.(See Related links below)
Guilty, ashaned
Empathy
yes it does because it makes your bones have some energy and you start feeling to do something.
Shame
# Deprived of the power of motion or feeling; unabled 2 move # Dormant; hibernating. # Lethargic; apathetic.
You can feel "Ashamed" or "Guilty" if your feeling uncomfortable because you have done something wrong.
because he might still have feeling for you or he might have something to say to you.