Synonyms of DIRTIEST

adjective

1. soiled or likely to soil with dirt or grime

   • DIRTY9
   • SOILED7
   • UNCLEAN9

2. (of behavior or especially language) characterized by obscenity or indecency

   • DIRTY9

3. vile; despicable

   • DIRTY9
   • FILTHY15
   • LOUSY8

4. spreading pollution or contamination; especially radioactive contamination

   • DIRTY9
   • CONTAMINATING18

5. contaminated with infecting organisms

   • DIRTY9
   • PESTIFEROUS16

6. (of color) discolored by impurities; not bright and clear

   • DIRTY9
   • DINGY10
   • MUDDIED12
   • MUDDY12

7. (of a manuscript) defaced with changes

   • DIRTY9
   • FOUL7

   Also: marked-up.

8. obtained illegally or by improper means

   • DIRTY9

   Also: ill-gotten.

9. expressing or revealing hostility or dislike

   • DIRTY9

10. violating accepted standards or rules

    • CHEATING14
    • DIRTY9
    • FOUL7
    • UNSPORTSMANLIKE23

    Not playable in Scrabble US: UNSPORTING.

11. unethical or dishonest

    • DIRTY9
    • SORDID8

12. unpleasantly stormy

    • DIRTY9