| Cajun | Cajun |
| Cajón | Cajón |
| Calabrien | Calabria |
| Calais | Calais |
| calcium | calcium |
| Calciumcarbonat | Calcium carbonate |
| calciumindhold | calcium content |
| Calciumnitrat | Calcium nitrate |
| Calciumphosphat | Tricalcium phosphate |
| Calcutta | Kolkata |
| Calder Memorial Trophy | Calder Memorial Trophy |
| Caldera | Caldera |
| Caleb | Caleb |
| Calgary | Calgary |
| Calgary Flames | Calgary Flames |
| Calgary International Airport | Calgary International Airport |
| Caliban | Caliban |
| Calicut | Kozhikode |
| Californien | California |
| Californiske Bugt | Gulf of California |
| Californiske Golf | Gulf of California |
| Californiske Halvø | Baja California peninsula |
| californium | californium |
| Caliga | Caligae |
| Caligula | Caligula |
| caliper | caliper |
| Calisota | Calisota |
| Call of Duty | Call of Duty |
| Call off the Search | Call off the Search |
| Callirrhoe | Callirrhoe |
| Callisto | Callisto |
| Calvados | Calvados |
| Calvin Coolidge | Calvin Coolidge |
| Calvin Klein | Calvin Klein |
| Calvin-cyklus | Calvin cycle |
| Calvinisme | Calvinism |
| Calypso | Calypso |
| CAM-plante | Crassulacean acid metabolism |
| Camarguedeltaet | Camargue |
| Cambodja | Cambodia |
| Cambridge | Cambridge |
| Cambridge Universitet | University of Cambridge |
| CamelCase | CamelCase |
| Camelot | Camelot |
| Camera lucida | Camera lucida |
| Camera obscura | Dark room |
| Cameron Diaz | Cameron Diaz |
| Cameroun | Cameroon |
| Camilla | Camilla |
| Camille Pissarro | Camille Pissarro |
| Camille Saint-Saëns | Camille Saint-Saëns |
| camouflage | camouflage |
| Camp Al-Adala | Camp Justice |
| Camp David | Camp David |
| Camp Nou | Camp Nou |
| Camp Pendleton | Marine Corps Base Camp Pendleton |
| Campania | Campania |
| Campari | Campari |
| Campbeltown | Campbeltown |
| Campeche | Campeche |
| Camphill | Camphill Movement |
| Campinas | Campinas |
| camping | camping |
| campingplads | camping site |
| campingvogn | caravan |
| Campo Grande | Campo Grande |
| Canaanhund | Canaan Dog |
| Canada | Canada |
| canadagås | Canada goose |
| Canadas flag | Flag of Canada |
| Canadas historie | History of Canada |
| Canadas provinser og territorier | Provinces and territories of Canada |
| Canadian Hockey League | Canadian Hockey League |
| Canadisk | Canadian |
| Canadisk Bakkestjerne | Conyza canadensis |
| Canadisk Bøffelbær | Canada Buffaloberry |
| Canadisk dollar | Canadian dollar |
| Canadisk Hønsebær | Cornus canadensis |
| Canadiske dollar | Canadian dollar |
| Canberra | Canberra |
| Cancer | Cancer |
| Candela | Candela |
| Candide | Candide |
| Candomblé | Candomblé |
| candyfloss | candy floss |
| Cane Corso Italiano | Cane Corso |
| Canella-familien | Canellaceae |
| Canella-ordenen | Canellales |
| Canigou | Canigou |
| Cannabinol | Cannabinol |
| Cannabis | Cannabis |
| Cannes | Cannes |
| Cannibal Corpse | Cannibal Corpse |
| Cannonball Adderley | Cannonball Adderley |
| Cannæ | Cannae |
| Canon | Canon |
| Canopus | Canopus |
| Canossagang | Walk to Canossa |
| Cantal | Cantal |
| Canterbury | Canterbury |
| Canterbury Scene | Canterbury scene |
| Cantus firmus | Cantus firmus |
| canyon | canyon |
| Canyon de Chelly | Canyon de Chelly National Monument |
| Canzoniere | Il Canzoniere |
| Cap Haitien | Cap-Haïtien |
| Capability Maturity Model | Capability Maturity Model |
| Cape Breton | Cape Breton Island |
| Cape Canaveral | Cape Canaveral |
| Cape Canaveral Air Force Station | Cape Canaveral Air Force Station |
| Cape Town | Cape Town |
| Capitol | Capitol |
| Capleton | Capleton |
| Capote | Hood |
| Cappella Musicale Pontificia Sistina | Sistine Chapel Choir |
| Capraia | Capraia |
| Caprera | Caprera |
| Capri | Capri |
| Captain Beefheart | Captain Beefheart |
| Carabobo | Carabobo |
| Caracalla | Caracalla |
| Caracas | Caracas |
| Caravelle | Sud Aviation Caravelle |
| Caraş-Severin | Caraş-Severin County |
| carbon | carbon |
| carbondioxid | carbon dioxide |
| carbonhydrid | hydrocarbon |
| carbonhydridlagertank | hydrocarbon storage tank |
| carboxyl- | carboxylic |
| Carboxylsyre | Carboxylic acid |
| Carcassonne | Carcassonne |
| carcinogen | carcinogen |
| carcinogene stoffer | carcinogen |
| carcinogenicitet | carcinogenicity |
| Cardiff | Cardiff |
| Caribbean Football Union | Caribbean Football Union |
| Caribien | Caribbean |
| Caribiens historie | History of the Caribbean |
| caribisk | Caribbean |
| Caribiske Hav | Caribbean Sea |
| Caries | Dental caries |
| Carinus | Carinus |
| Carl | Charles |
| Carl Aage Præst | Karl Aage Præst |
| Carl af Hessen | Charles of Hesse |
| Carl Barks | Carl Barks |
| Carl Bildt | Carl Bildt |
| Carl Bloch | Carl Heinrich Bloch |
| Carl Carlson | Carl Carlson |
| Carl Christopher Georg Andræ | Carl Christoffer Georg Andræ |
| Carl Czerny | Carl Czerny |
| Carl David Anderson | Carl David Anderson |
| Carl Eduard Rotwitt | Carl Edvard Rotwitt |
| Carl Friedrich Benz | Karl Benz |
| Carl Friedrich Gauss | Carl Friedrich Gauss |
| Carl Friedrich von Weizsäcker | Carl Friedrich von Weizsäcker |
| Carl Gustaf Rehnskiöld | Carl Gustav Rehnskiöld |
| Carl Gustaf von Rosen | Carl Gustaf von Rosen |
| Carl Gustaf Wrangel | Carl Gustaf Wrangel |
| Carl Gustav Jakob Jacobi | Carl Gustav Jacob Jacobi |
| Carl Gustav Jung | Carl Jung |
| Carl Larsson | Carl Larsson |
| Carl Lewis | Carl Lewis |
| Carl Loewe | Johann Carl Gottfried Loewe |
| Carl Maria von Weber | Carl Maria von Weber |
| Carl Michael Bellman | Carl Michael Bellman |
| Carl Nielsen | Carl Nielsen |
| Carl Orff | Carl Orff |
| Carl Philipp Emanuel Bach | Carl Philipp Emanuel Bach |
| Carl Rogers | Carl Rogers |
| Carl Sagan | Carl Sagan |
| Carl Sandburg | Carl Sandburg |
| Carl Schlechter | Carl Schlechter |
| Carl Schuhmann | Carl Schuhmann |
| Carl von Clausewitz | Carl von Clausewitz |
| Carl von Linné | Carolus Linnaeus |
| Carl von Ossietsky | Carl von Ossietzky |
| Carles Puyol | Carles Puyol |
| Carlisle | Carlisle |
| Carlo Azeglio Ciampi | Carlo Azeglio Ciampi |
| Carlo Gesualdo | Carlo Gesualdo |
| Carlo Ponti | Carlo Ponti |
| Carlos Castaneda | Carlos Castaneda |
| Carlos Chavez | Carlos Chávez |
| Carlos Da Cruz | Carlos Da Cruz |
| Carlos Kleiber | Carlos Kleiber |
| Carlos Santana | Carlos Santana |
| Carlos Tévez | Carlos Tévez |
| Carlos Zárate | Carlos Zárate |
| Carlow | Carlow |
| Carlsberg | Carlsberg |
| Carly Simon | Carly Simon |
| Carme | Carme |
| Carme-gruppen | Carme group |
| Carmen | Carmen |
| Carmen Electra | Carmen Electra |
| Carmina Burana | Carmina Burana |
| Carnegie Medal | Carnegie Medal |
| Carnegie Mellon University | Carnegie Mellon University |
| Carnegiesøen | Lake Carnegie |
| Carnotaurus | Carnotaurus |
| Carola Häggkvist | Carola Häggkvist |
| Carolina Hurricanes | Carolina Hurricanes |
| Carolina Klüft | Carolina Klüft |
| Carolina Panthers | Carolina Panthers |
| Caroline | Caroline |
| Caroline Halle | Caroline Halle-Müller |
| Caroline Mathilde | Caroline Matilda of Wales |
| Caroline Wozniacki | Caroline Wozniacki |
| Carolinerne | Caroline Islands |
| Carolusborg | Cape Coast Castle |
| Carpo | Carpo |
| Carrara | Carrara |
| Carrie | Carrie |
| Carrie Fisher | Carrie Fisher |
| Carrie Ingalls | Carrie Ingalls |
| Carrie Underwood | Carrie Underwood |
