| A | B |
| chops | the jaws |
| choragus | the leader of a group or movement |
| chorography | the technique of mapping a region or district |
| chortle | a snorting, joyful laugh or chuckle |
| chromatic | relating to colors |
| chronic (2) | of long duratin, continuing; marked by frequent recurrence |
| chunnel or Chunnel | an underground rail tunnel that runs below the English Channel and connects UK and France |
| churl | a rude, boorish person |
| chutzpah or hutzpah | utter nerve, the gall "he had the c____ to claim a lock on God and morality" |
| ci-devant (SEE-de-VAHN) | former |
| Cinco de Mayo | May 5, celebrates the defeat of the French at the Battle of Puebla |
| cincture | the act of encircling |
| cineast (SIN-ee-AST) | a film enthusiast, also cinephile |
| cipher | the mathematical symbol (0) denoting absence of quantity, nothing, a nonentity |
| circadian rhythm | a daily rhythmic activity cycle, based on 24 hour intervals |
| circa (abbr how?) | in approximately (c. or ca) |
| circuitous | being or taking a roundabout, lengthy course |
| circular (noun) | a printed ad or notice intended for mass distribution |
| circumlocution | the use of unnecessarily wordy and indirect language |
| circumscribe | to draw a line around, to limit in this way |
| circumspect | heedful of circumstaces; prudent |
| circumvent (2) | to surround (an enemy), enclose, or entrap; to go around, bypass |
| clairaudience | the supposed power to hear things outside the range of normal perception |
| clambake | a party or gathering |
| clamber | to climb with difficulty |
| clamor | a loud outcry or sustained din; a vehement expression of discontent or protest |
| claptrap | pretentious, insincere, or empty language |
| claque (KLACK) | a group of persons hired to applaud at a performance |
| clarion (KLAR-ee-un) | loud and clear "a c___ call to resistance" |
| class action | a lawsuit brought by one or more plaintiffs on behalf of a large group of others who have a common interest |
| clastic | separable into parts or having removable sections |
| cleave (2) | to split w/ or as if w/ a sharp instrument; to adhere, cling, or be faithful |
| clement | inclined to be lenient or merciful; mild |
| clerisy | educated people considered as a group |
| cliché (and synonyms) | a trite overused expression (broide, commonplace, platitude, truism) |
| climacteric | a critical stage, period or year in a person's life (esp. refers to period before menopause in women) |
| clinical (2) | based on direct observation of the patient; very objective and devoid of emotion |
| cliometrics | the study of history using economic models and advanced mathematical methods of data processing and analysis |
| clitic | an unstressed word incapable of standing on its own, e.g. 'em in I see 'em |
| cloak-and-dagger | marked by melodramatic intrigue and often by espionage |