67 entries under foul topic. ×

3
make impure(verb, expression, idiom, cut, ruin)
2
discolor(verb, break, dull, hurt, ruin)
2
make dirty(expression, idiom, dirty, debase)
2
mess(dirty, debase, taint, muddy)
2
mess up(verb, expression, abuse, insult, dirty)
2
radioactivate(verb, soil, pollute, adulterate)
2
tar(verb, dull, hurt, scorn, spoil)
1
besoil(verb, corrupt, stain, smear)
1
botch(verb, corrupt, stain, smear)
1
coat(verb, corrupt, stain, smear)
1
dishonor(verb, ruin, abuse, harm, spoil)
1
draggle(verb, corrupt, stain, smear)
1
encrust(verb, corrupt, stain, smear)
1
make dusty(verb, expression, stain, smear)
1
mold(verb, corrupt, stain, smear)
1
muck up(verb, expression, corrupt, debase)
1
shame(dirty, corrupt, stain, debase)
1
smoke(verb, corrupt, stain, smear)
1
smutch(verb, corrupt, stain, smear)
1
spatter(verb, dirty, stain, degrade)
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APASmart Define. (2015). contaminate thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/contaminate/thesaurus/synonyms
ChicagoSmart Define. 2015. "contaminate thesaurus" https://smartdefine.org/contaminate/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, contaminate thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/contaminate/thesaurus/synonyms>.
MLASmart Define. "contaminate thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/contaminate/thesaurus/synonyms>