| congenital | born together, existing at birth |
| consensus | feeling together, general agreement |
| consummate | summe up together |
| contemporary | together in time, belonging to the same age |
| convence | come together formally |
| correlate | relate together, show relationship |
| 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 |
| credulity | tendency to believe readly on too little evidence |
| credulous | believe readly o too little evidence |
| creed | a formal statement |
| discredit | not to believe |
| increadible | unbelievable |
| incredulity | tendency not to believe readly |
| incredulous | not to believe readly |
| miscreant | originally, an unbeliever in religion |