| CCIS |
| CCITT |
| cckw |
| CCL |
| CCls |
| ccm |
| CCNC |
| CCNY |
| Ccoya |
| CCP |
| CCR |
| CCRP |
| CCS |
| CCSA |
| CCT |
| CCTA |
| CCTAC |
| CCTV |
| CCU |
| Ccuta |
| CCV |
| CCW |
| ccws |
| CD |
| CDA |
| CDAR |
| CDB |
| CDC |
| CDCF |
| Cdenas |
| CDEV |
| CDF |
| cdg |
| CDI |
| CDIAC |
| Cdiz |
| CDN |
| CDO |
| Cdoba |
| CDP |
| CDPR |
| CDR |
| Cdre |
| CDROM |
| CDS |
| CDSF |
| CDT |
| CDU |
| CE |
| CEA |
| Ceanothus |
| castleward |
| castlewise |
| Castlewood |
| castock |
| castoff |
| Castor |
| Castora |
| castoreum |
| castory |
| castorin |
| Castorina |
| Castorland |
| Castoroides |
| castral |
| castrametation |
| castrater |
| castrates |
| castration |
| castrations |
| castratory |
| castrators |
| Castries |
| Castro |
| Castroite |
| Castrop-Rauxel |
| casts |
| cast-steel |
| CASU |
| casual |
| casuality |
| casually |
| casuals |
| casualty |
| Casuariidae |
| Casuariiformes |
| casuarinaceous |
| Casuarinales |
| casuistess |
| casuistic |
| casuistry |
| casuistries |
| casule |
| casus |
| caswellite |
| Casziel |
| catabaptist |
| catabases |
| catabatic |
| catabibazon |