Vocation is a person's regular business or calling. His vocation is accountancy. Advance is used in speaking of something as moving forward. The advance that the army made in two days was almost incredible. A person's advancement depends upon his efficiency.
Conscience is the sense of right and wrong.
He has an active conscience. His consciousness of his responsibilities was always keen. He regained consciousness soon after his fall. He made an allusion to the game. He spoke of an optical illusion.