| Answer | Crossword Clue |
|---|---|
| GOOP | Viscous crud |
| NERTS | "Crud!" |
| DANG | "Crud!" |
| FILTH | Crud |
| GUNK | Crud |
| GUCK | Crud |
| OHHELL | "Crud!" |
| OHBOY | "Crud!" |
| RATS | "Crud!" |
| GOOP | Yucky crud |
| SILT | Riverbed crud |
| GOO | Oozing crud |
| GUNK | Slimy crud |
| GRIMY | Caked with crud |
| GUNKY | Full of crud |
| crudding | CRUD, to be blocked with filth |
| crudded | CRUD, to be blocked with filth |
