Vocation
Part of speech: noun
Definition: an inclination to undertake a certain kind of work, especially a religious career; often in response to a perceived summons; a calling. an occupation for which a person is suited, trained or qualified.
Profession
Part of speech: noun
Definition: A promise or vow made on entering a religious order.A declaration of belief, faith or of one's opinion.An occupation in which one has a professed expertise in a particular area; a job, especially one requiring a high level of skill or training.The practitioners of such an occupation collectively.