Calm: Stillness, serenity, peaceful, undisturbed.
Capable: Having the skills/ability or fitness for.
Careful: Watchful, cautious, concerned for.
Competent: Adequately qualified, ability.
Confident: Trusting, fully assured, belief, trust in yourself.
Conscientious: Good moral understanding of right and wrong.
Consistent: Constant to same principles, not changing.
Cooperative: Work well with others.