Anxiety: an uncomfortable feeling of nervousness or worry about something that is happening or might happen in the future
Part of speech: noun. Anxiety can be bad
Courage: the ability to control your fear in a dangerous or difficult situation
Part of speech: noun. He had courage to do that
Despair: the feeling that there is no hope and that you can do nothing to improve a difficult or worrying situation
Part of speech: noun. I'm really desperate thinking about how to fix that