| crabby(adjective, rough, nasty, dark) |
| crazed(adjective, harsh, atrocious) |
| crazy(unglued, well-built, potty) |
| criminal(adjective, difficult) |
| critical(adjective, heavy, acute, crucial) |
| crucial(adjective, heavy, acute) |
| curse word(expression, idiom) |
| cussword |
| cutthroat(adjective, injurious, deadly, fatal, devastating) |
| damaging(adjective, injurious, deadly, fatal, devastating) |
| dangerous(adjective, strong, intense, terrible, menacing) |
| dead set on |
| deadly(adjective, grave, injurious, fatal, murderous) |
| deep(adjective, tough, meaningful) |
| deleterious(adjective, injurious, deadly, fatal, murderous) |
| demoniac(adjective, harsh, atrocious, destructive, aper) |
| deranged(unglued, well-built, potty) |
| destroying(adjective, difficult, deadly, murderous) |
| destructive(adjective, heavy, acute, aper, demoniac) |
| destructor |