| cirkla | circle |
| cirklar | circles |
| cirkulation | circulation |
| cirkulations- | circulatory |
| cirkulera | go around |
| cirkulerande | circling |
| cirkulär | circular |
| cirkumflex | circumflex |
| cirkumpolär | circumpolar |
| cirkus | circus |
| Cirkus Moskva | Moscow Circus on Tsvetnoy Boulevard |
| cirkusdirektör | ringmaster |
| cirkustält | circus marquee |
| cirkusvagn | caravan |
| Ciro Ferrara | Ciro Ferrara |
| cirrhos | cirrhosis |
| cirros | cirrhosis |
| cirrusmoln | cirrus |
| Cirsium | Cirsium |
| cis- | cis- |
| Cisalpina Gallien | Cisalpine Gaul |
| Cisalpinska republiken | Cisalpine Republic |
| CISC | Complex instruction set computer |
| Cisco Systems | Cisco Systems |
| ciselera | chase |
| ciselering | chasing |
| Cispadanska republiken | Cispadane Republic |
| ciss | C sharp |
| cistercienser | White Monk |
| Cisterciensorden | Cistercians |
| cistern | tank |
| CISV | CISV |
| citadell | citadel |
| citat | quote |
| citationstecken | quotation marks |
