A set of beliefs is a collection of ideas, values, and principles that guide an individual or group. The term can be broken down into several related words: IDEOLOGY (8 letters), creed (5 letters), CREDO (5 letters), DOGMA (5 letters), DOCTRINE (8 letters), ETHOS (5 letters), and TENET (5 letters). IDEOLOGY refers to a set of beliefs that form the basis of a political, social, or economic system. Creed is a statement of faith or belief, while CREDO is a statement of principles or beliefs. DOGMA is a set of beliefs or principles laid down by an authority, while DOCTRINE is a set of beliefs or principles accepted as authoritative. ETHOS is the characteristic spirit of a culture, while TENET is a principle or belief held to be true by a person or group.