1. Camp-
field – Latin
Examples: camp, campsite, campus, camp bed, camp fire, training camp
- campus – the area that contains the buildings of a university (or college)
- campsite – a campground, an encampment
- camp* – an encampment, tents, an army base; temporary lodgings; a group, a faction, a clique
2. Cent-
hundred – Latin
Examples: centilitre, centimetre, centigram, centipede, centurion, century
- Centilitre one hundredth of a litre
- Century one hundred years
- Centurion – a commander in the ancient Roman army of a century (a hundred soldiers)
- centipede – an arthropod with a long, flat body composed of many segments
- centimetre – one hundredth of a metre
3. Chron-
time – Greek
Examples: chronicle, chronicler, chronometer, anachronism, synchronicity
- chronicle – a record, a report, a history, a diary; a formal account of events in chronological order
- chronometer – a watch, a timepiece, a clock, a timer, an hourglass
- captivity – confinement, bondage, imprisonment
- chronology* – a timeline, a calendar; a list of events in order of occurrence
4. Circum-
around – Latin
Examples: circumference, circumstance, circumlocution, circumspection,
circumscription, circumnavigation, circumvention, circumambulate
- circus – a travelling company of entertainers; a fair with entertainment; a circle, an arena
- circumference – the edge, the perimeter; the distance around the edge
- circumstance – a situation, the state of affairs; the conditions surrounding an event
- circumlocution – wordiness, circuitousness, long-windedness; saying something in a roundabout way
5. Civ-
citizen – Latin
Examples: citizen, civility, civilisation, civvies, civics (city?)
- city – a large town; a metropolitan area
- citizen – a civilian, a townsperson, an urbanite; a legally recognised member of a city or country
- civilisation – culture, human development; an advanced stage of human social progress
- civility – politeness, good manners, courtesy
- civvies – ordinary clothes, civilian clothes; not a (military) uniform
6. Co- con-, col-,
with – Latin
Examples: co-pilot, co-worker, co-author, co-education, co-operation, co-existence, cohesion, co-ordination, coherence, coalition,
- co-pilot – a second pilot; an assistant pilot
- co-operation – collaboration, teamwork, help, assistance; people working together
- co-author – a joint author; a collaborating author
7. Contra-
against – Latin
Examples: contrast, contradiction, contravention, counterattack, counter-clockwise, counterbalance, counterargument, contraception, controversy, contraband
- contrast – difference, distinction, dissimilarity, an antithesis; to stand against
- counterargument – a counterclaim, a counteraccusation, a counterblast; a reply, a contrasting
argument - contradiction* – a counterstatement, a refutation, a negation, a denial; a declaration of the
opposite - controversy – a dispute, a row, a public disagreement; a discussion where the participants express conflicting opinions
8. Crea-
make – Latin
Examples: creator, creation, creature, creativity, procreation, recreation
- creature* – an organism, an animal, a human, a critter; a living thing, a living being
- Creator – an inventor, an author, an architect, God, a generator
- creativity – originality, inventiveness, ingenuity, resourcefulness
9. Cruc-
cross – Latin
Examples: crossword puzzle, crossbar, crossroads, crux, crucifixion, cruise, crucifer, cruciverbalist
- crusade – a series of religious wars; a movement, a campaign, an expedition
- crux – a cross, a crossroads; the core, the heart, the gist; the most important part
- cruciverbalist – someone who enjoys crossword puzzles; someone who constructs crossword puzzles
10. Cycle
circle – Greek
Examples: captive – a prisoner, a detainee, a hostage, a convict
- cyclist – someone who rides a bicycle
- cycle – a circle, a loop, a circuit; an era, a phase, a revolution
- cyclone – a hurricane, a typhoon; a violent storm where the winds blow inwards and in a circular direction around a centre of low atmospheric pressure