He/she makes too many careless mistakes at playing sports, handling objects, etc. so he/she is C (a)  

He/she says that they are the best at everything they do. So, they are B (a)  

He/she is easily affected by other people´s comments or actions. So, he/she is so S _______ or T ______

(a)  

Someone who is not easily affected by what other peole say o do especially when there´s a problem, they are usually calm and relaxed. So, they are E (a)  

Gladiators were R (a)   when they had to kill their opponent at the end of the fight.

H (a)   people don ´t know exactly what to do, I mean, they aren ´t confident enough.

N (a)   people are clean and organized when ot comes to writing, exposing stuff, etc.

W (a)   people have a special ability with written or spoken words such as comedians.

A (a)   people forget things easily and too often.

badly-behaved children are N (a)   children

G (a)   people always want to have some more, especially money, even though they are extremely rich