| coherent | spojny |
| collaborate | wspolpracowac |
| collusion | zmowa |
| commensurate | jednakowe |
| commiserate | wspolczucie |
| commotion | zamieszanie |
| complicate | komplikowac |
| composition | ulozenie |
| compunction | poczucie winy |
| condone | wybaczac |
| congenital | wrodzony |
| consensus | zgoda |
| consummate | doskonaly |
| contemporary | rowiesnik |
| convene | zwolac |
| convivial | towarzyski |
| correlate | porownac |
| circuit | obwod |
| circuitous | zawily |
| circumference | obwod |
| circumlocution | peryfraza |
| circumnavigate | oplynac |
| circumscribe | opisac |
| circumspect | ostrozny |
| circumstance | okolicznosc |
| circumvent | uniknac |
| credence | wierzyc |
| credentials | kwalifikacje |
| credibility | wiarygodnosc |
| credible | wiarygodny |
| credit | zasluga |
| credulity | naiwnosc |
| credulous | naiwny |
| creed | wyznanie |
| discredit | dyskredytowac |
| incredible | niewiarygodny |
| incredulity | niedowierzanie |
| incredulous | nieodiwerzajacy |
| miscreant | zloczynca |
