People are often nervous or apprehensivebefore performing in front of an audience.
People who are really nervous may feeltense, which is the opposite of relaxed.
Someone who strongly believes in theirability to do something is often confident.
The best way to build confidence is topractice what you're going to do until you can do it with ease.
To be indifferent means to not careone way or the other about something.
If you are indifferent to a personor project, it means that the person or project isn't important to you.
To be appreciative is to bethankful or grateful for something.
If someone does something nice for you, you should appreciate it.
To be depressed is the opposite of to be happy.
When someone is depressed, they feel very sad.