profession
pro.fes.sion \pr*-'fesh-*n\ n 1: the act of taking the vows of a religious community 2: an act of openly declaring or publicly claiming a belief, faith, or opin ion : PROTESTATION 3: an avowed religious faith 4a: a calling requiring specialized knowledge and often long and intensive academic preparation 4b: a principal calling, vocation, or employment 4c: the whole body of persons engaged in a calling