| dirty | adjective | spreading pollution or contamination; especially radioactive contamination |
| dirty | adjective | soiled or likely to soil with dirt or grime |
| filthy | adjective | disgustingly dirty; filled or smeared with offensive matter |
| grimy | adjective | thickly covered with ingrained dirt or soot |
| grime | verb | make soiled, filthy, or dirty |
| soil | verb | make soiled, filthy, or dirty |