| C Cube | Terning |
| C Plus Plus | C plus plus |
| C sharp | cis |
| C standard library | Libc |
| C-frame | Bue |
| C-QUAM | C-quam am-stereo |
| C-reactive protein | CRP |
| C-terminus | C-terminus |
| C. S. Lewis | C.S. Lewis |
| CA Osasuna | CA Osasuna |
| Cab car | Styrevogn |
| cabaret | kabaret |
| cabbage | kål |
| Cabbage salad | Coleslaw |
| Cabbalah | Kabbala |
| Cabel TV | Kabel-tv |
| cabin | hytte |
| Cabinda | Cabinda |
| cabinet | skab |
| Cabinet making | Møbelsnedker |
| Cabinet of Anders Fogh Rasmussen I | Regeringen Anders Fogh Rasmussen I |
| Cabinet of Anders Fogh Rasmussen II | Regeringen Anders Fogh Rasmussen II |
| Cabinet of Moltke I | Ministeriet Moltke I |
| Cabinet of Moltke II | Ministeriet Moltke II |
| Cabinet of the United Kingdom | Kabinet |
| cabinetmaker | snedker |
| cable | kabel |
| Cable car² | Sporvogn |
| Cable-stayed bridge | Skråstagsbro |
| Cablecar | Kabelbane |
| Cabo da Roca | Kap Roca |
| cacao | kakao |
| Cachalot Whale | Kaskelothval |
| Cache | Cache |
| Cachoeira do Sul | Cachoeira do Sul |
| cacophony | kakofoni |
| cactus | kaktus |
| CAD | Computer aided design |
| cadaver | kadaver |
| Cadbury Schweppes | Schweppes |
| Cadets | Kadetpartiet |
| cadmium | kadmium |
| Cadmium pigments | Cadmium |
| Cadmus | Kadmos |
| Caecilius Metellus | Caecilius Metellus Pius |
| Caelum | Mejslen |
| Caelus | Uranus |
| Caen | Caen |
| Caenozoic | Kænozoikum |
| Caernarfon Castle | Caernarfon Castle |
| Caesalpinioideae | Kassia-familien |
| Caesar | Cæsar |
| Caesar Augustus | Cæsar Augustus |
| Caesarea | Operation Guds Vrede |
| Caesarean section | kejsersnit |
| Caesarion | Cæsarion |
| Caesaropapism | Cæsareopapisme |
| Caesars Palace | Caesars Palace |
| caesium | cæsium |
| caffeine | koffein |
| café | café |
| Café Tacuba | Café Tacuba |
| cage | bur |
| Cagliari | Cagliari |
| Cahora Bassa | Cahora Bassa |
| Caiga Quien Caiga | Reservoir Dogs |
| Cain | Kain |
| Cain and Abel | Kain |
| Cairo | Kairo |
| Cairo Governorate | Kairo |
| Caissa | Caissa |
| Cajun | Cajun |
| Cajun French | Cajun |
| Cajón | Cajón |
| cake | kage |
| Cakile | Strandsennep |
| Cal | Hest |
| Calabria | Calabrien |
| Calais | Calais |
| Calamagrostis | Rørhvene |
| Calcareous sinter | Frådsten |
| Calceolariaceae | Tøffelblomst-familien |
| Calcite | Kalk |
| calcium | kalcium |
| Calcium carbonate | Calciumcarbonat |
| calcium content | calciumindhold |
| Calcium dihydrogen phosphate | Superfosfat |
| Calcium hydrate | Læsket kalk |
| Calcium nitrate | Calciumnitrat |
| Calcium oxide | Kalciumoxid |
