- credoA statement of a belief or a summary statement of a whole belief system; also (metonymically) the belief or belief system itself.
- credobaptismPractice of the credobaptists; belief that baptism is only to be administered to those who profess their faith.
- credophileOne who gets positive pleasure from belief and pain from doubt; one who collects beliefs not for utility but for glitter and for whom, once he or she has embraced a belief, it takes something more than mere disproof to make to let go.