| Soot |
| Dirt |
| Filth |
| Blacken |
| Smutch. |
| Dirtiness |
| Mop target |
| Dirty gunk |
| Sooty dirt |
| Tide target |
| Greasy dirt |
| Icky coating |
| Laundry dirt |
| Soot; smutch |
| Ugly buildup |
| Built-up gunk |
| Dirty coating |
| Embedded gunk |
| Embedded dirt |
| Filthy matter |
| Stubborn dirt |
| Engrained dirt |
| Garage buildup |
| Ground-in dirt |
| Laundry target |
| Pollution item |
| Ingrained dirt |
| Engine buildup |
| Buildup of gunk |
| Bather's target |
| Pine-Sol target |
| Scouring target |
| Laundry problem |
| Cleaner's target |
| Mr. Clean target |
| Detergent target |
| Laundry challenge |
| Cleaners' concern |
| Scrubber's target |
| Detergent's target |
| Mr. Clean's target |
| Scrub brush target |
| Cleaning challenge |
| Formula 409 target |
| Gross accumulation? |
| Sandblaster's target |
| Old machinery coating |
| Stubborn laundry dirt |
| Yucky coating of dirt |
| Dizzee Rascal's genre |
| Tough laundry problem |
| Cleaning lady's target |
| Dirt, dust, soot, etc. |
| Item to be washed out. |
| Stubborn laundry target |
| Behind-the-toilet buildup |