2  Wants to be great at something (9)

 5  Relaxed and not easy to make angry (9)

 7  They always tell the truth (6)

10 boring (4)

11 Reasonable and practical, not stupid (8)

12 Nervous to talk to other people (3)

13 Sure that he/she can do something (9)

 3  Does not want to hurt anyone (9)

 4  Happy and friendly - he/she smiles a lot (8)

 6  Like meeting other people, going to parties and talking (8)

 8  Nervous that something bad will happen (7)

 9  Not telling anyone about their success (6)