| A | B |
| to believe | CRED |
| credence | belief; acceptance as true |
| credentials | documents that cause others to believe in one |
| credibility | trustworthiness |
| credible | believable |
| credit | trust, as financial credit; a source of honor, as a credit to one's family |
| credulity | tendency to believe readily on too little evidence; gullibility |
| credulous | believing too readily on too little evidence; gullibility |
| creed | a formal statement of religious or other belief |
| discredit | lit. not to believe; to distrust, to destroy belief in |
| incredible | unbelievable |
| incredulity | tendency not to believe readily; skepticism |
| incredulous | not believing readily; disbelieving |
| miscreant | originally, an unbeliever in religion; an evildoer or criminal |
| not | DIS, IN |
| less | MIS |
| to run | CUR |
| concourse | lit. a running together; a large open space where crowds gather |
| concur | lit. to run together; to agree |
| concurrent | lit. running together; occurring at the same time |
| courier | one who carries (runs with) messages |
| course | a running onward from one point to the next |
| currency | money that passes (runs) from person to person |
| current | the flow (running) of water or air or electricity |
| curriculum | all the courses offered by an educational institution |
| cursive | lit. running along; handwriting with the letters running together |
| cursory | running over rapidly without attention to detail; hasty and superficial |
| discourse | lit. to run about; to speak at length; a formal and lengthy discussion of a subject |
| excursion | lit. a running out somewhere; a short journey |
| occur | lit. to run toward; to take place; to happen |
| precursor | a person or thing that runs before; a forerunner |
| recourse | lit. a running back (for help); a turning to something or someone for help |
| recur | lit. to run again; to happen again |
| recurrent | lit. running back; returning repeatedly |
| together | CON |
| apart | DIS (CUR unit) |
| out | EX |
| toward | OB |
| before | PRE |
| again, back | RE |