23
dirty(verb, adjective, clear, cause, dishonest)
16
foul(verb, adjective, good, dull, free)
12
filthy(adjective, dull, dark, dirty, uncertain)
12
stain(noun, verb, honor, dirty, taint)
11
blue(adjective, decency, cleanliness, vulgar)
11
impure(noun, adjective, mixed, pure, physically)
11
slut
11
soil(noun, verb, dirty)
11
whore
9
defile(noun, verb, honor, praise, respect)
9
outrageous(gentle, mild)
8
unclean(adjective, dull, dark, dirty, uncertain)
7
incomplete(adjective, dull, dark, uncertain, slovenly)
7
stained(adjective, dull, dark, uncertain, spotless)
6
black(adjective, dirty)
6
indecent(adjective, good, offensive, proper, vulgar)
6
pollute(verb, dirty, corrupt, soil, purify)
6
shy
5
dingy(adjective, tacky, soiled)
5
nasty(adjective, calm, good, gentle, indecent)
<1234510>
10 years ago|10k views|share |citing 
APASmart Define. (2016). clean thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/clean/thesaurus/antonyms
ChicagoSmart Define. 2016. "clean thesaurus" https://smartdefine.org/clean/thesaurus/antonyms (accessed September 20, 2026).
HarvardSmart Define 2016, clean thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/clean/thesaurus/antonyms>.
MLASmart Define. "clean thesaurus" 29 March 2016. Web. 20 September 2026. <https://smartdefine.org/clean/thesaurus/antonyms>