| Cyperus esculentus | Jordmandel |
| Cyperus papyrus | Papyrus |
| Cyphotilapia frontosa | Cyphotilapia frontosa |
| cypress | cypress |
| Cypress Hill | Cypress Hill |
| Cyprian | Thascius Caecilius Cyprianus |
| Cyprien Ntaryamira | Cyprien Ntaryamira |
| Cyprinid | Karpfiskar |
| Cypriniformes | Karpartade fiskar |
| Cyprinodontiformes | Tandkarpar |
| Cyprinus | Karpar |
| Cypriot | cypriot |
| Cypriot euro coins | Cypriotiska euromynt |
| Cypriot mouse | Mus Cypriacus |
| Cypriot pound | Cypriotiskt pund |
| Cypripedium | Guckuskor |
| Cypripedium calceolus | Guckusko |
| Cyprus | Cypern |
| Cyprus Airways | Cyprus Airways |
| Cyprus dispute | Cypernfrågan |
| Cyprus DLR station | Cypern |
| Cyprus in the Eurovision Song Contest | Cyperns bidrag i Eurovisionsschlagerfestivalen |
| Cyrano de Bergerac | Cyrano de Bergerac |
| Cyrenaics | Cyreanism |
| Cyrene | Kyrene |
| Cyril Norman Hinshelwood | Cyril Hinshelwood |
| Cyril of Alexandria | Kyrillos av Alexandria |
| Cyril of Jerusalem | Kyrillos av Jerusalem |
| Cyrilic script | Kyrilliska alfabetet |
| Cyrillic | kyrillisk |
| Cyrillic alphabet | kyrillisk |
| Cyrus | Kyros |
| Cyrus cylinder | Kyros cylinder |
| Cyrus I of Anshan | Kyros I |
| Cyrus IMAP server | Kyros |
| Cyrus the Great | Kyros II |
| Cyrus Vance | Cyrus Vance |
| cyst | cysta |
| Cystatin C | Cystatin C |
| cysteine | cystein |
| Cystern | Stridsvagn |
| Cystic fibrosis | Cystisk fibros |
| cystitis | cystit |
| Cythera | Kythera |
| cytology | cytologi |
| cytoplasm | cytoplasma |
| Cytoplasma | Cytoplasma |
| Cytosine | Cytosin |
| Cytoskeleton | Cellskelett |
| cytosol | cytosol |
| cytotoxicity | cytotoxisk verkan |
| CZ | CZ |
| czar | tsar |
| czarina | tsarinna |
| Czech | tjeck |
| Czech Airlines | CSA Czech Airlines |
| Czech Extraliga | Extraliga |
| Czech hedgehog | Tjeckiska igelkottar |
| Czech koruna | Tjeckisk krona |
| Czech lands | De tjeckiska landskapen |
| Czech Republic | Tjeckien |
| Czech Republic national football team | Tjeckiens herrlandslag i fotboll |
| Czech Republic national handball team | Tjeckiens herrlandslag i handboll |
| Czech Republic national ice hockey team | Tjeckiens herrlandslag i ishockey |
| Czech Silesia | Tjeckiska Schlesien |
| Czech Space Office | Česká kosmická kancelář |
| Czech warm blood | Tjeckoslovakiskt varmblod |
| Czech Wikipedia | Tjeckiskspråkiga Wikipedia |
| Czechia | Tjeckien |
| Czechish | tjeckiska |
| Czecho-Slovakia | Tjeckoslovakien |
| Czechoslovak border fortifications | Tjeckoslovakiska försvarslinjen |
| Czechoslovak Extraliga | Extraliga |
| Czechoslovak koruna | Tjeckoslovakisk krona |
| Czechoslovak national ice hockey team | Tjeckoslovakiens herrlandslag i ishockey |
| Czechoslovakia | Tjeckoslovakien |
| Czechoslovakia national football team | Tjeckoslovakiens herrlandslag i fotboll |
| Czechoslovakia national ice hockey team | Tjeckoslovakiens herrlandslag i ishockey |
| Czechoslovakian | Tjeckoslovakien |
| Czechs | Tjecker |
| Czerniewice | Czerniewice |
| Czesław Miłosz | Czesław Miłosz |
| Czesław Słania | Czeslaw Slania |
| Częstochowa | Częstochowa |
| Cáceres | Cáceres |
| Cádiz | Cádiz |
