English abbreviations from cjwics to cl
- C-JWICS (Containerized Joint Worldwide Intelligence Communications System)
- CK (Creating Keepsakes Scrapbook Magazine)
- CKA (commonly known as, Canada Kicks Ass)
- CKB (North Central West Virginia Airport)
- CKC (Cherkasy Airport)
- CKD (Chronic kidney disease)
- CKE (Ferndale Resort Seaplane Base (FAA: CN20))
- CKG (Chongqing Jiangbei International Airport)
- CKH (Chokurdah Airport)
- CKI (Croker Island Airport)
- CKL (Chkalovsky Airport)
- CKM (Fletcher Field)
- CKN (Crookston Municipal Airport (Kirkwood Field))
- CKND (Codename: Kids Next Door)
- CKO (Cornélio Procópio Airport)
- CKS (Carajás Airport)
- CKT (Sarakhs Airport)
- CKU (Cordova Municipal Airport)
- CKV (Outlaw Field)
- CKX (Chicken Airport)
- CKY (Gbessia Airport)
- CKZ (Çanakkale Airport)
- Cl (Chlorine)