5
unfairly(adverb, honestly)
5
contaminate(verb, adulterate, purify)
5
polluted(adjective, dull, dark, uncertain, slovenly)
5
shame(honor, praise)
4
grubby(adjective, dirty, disheveled)
4
debase(verb, honor, boost, enhance, adulterate)
4
grimy(adjective, pure, dirty)
4
adulterate(verb, separate, alter, dirty, debase)
4
befoul
4
begrime
4
besmirched(adjective, dull, dark, uncertain, unpolluted)
4
defiled(verb, adjective, dull, dark, pure)
4
deprave(verb, honor)
4
immoral(adjective, good, moral)
4
imperfect(adjective, part)
4
mucky
4
muddy(adjective, dark, cloudy)
4
obscene(adjective, offensive, immoral, indecent)
4
profane(verb, adjective, immoral, crude, disrespectful)
4
romantic
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>