| Creepper |
| Creepypaska |
| creepypasta |
| Crikez |
| crimi |
| criminaali |
| Criminal kepsar |
| Cringe |
| Cringeys |
| croissant |
| Crossdressing |
| crossfire |
| Crossfittaus (laji) |
| crossiprätkä |
| Crowdsorsa |
| cruis |
| Cruisailu |
| Cruisbel |
| Crush |
| cräppi |
| CS |
| Cs ja ES |
| CS:GO |
| csgo |
| csjonne |
| CSL |
| ct |
| Cthulhu |
| Cthulhu-krapula |
| cu on |
| CU46 |
| Cuck |
| Cuck Norris |
| cuck-olut |
| cuckface |
| cuckold-reserviläinen |