110 entries under spoil topic. ×

7
injure(verb, dull, hurt, harm)
7
muddy(verb, adjective, dull, dirty)
6
damage(verb, break, dull, hurt, cause)
6
doctor(verb, cut, ruin, thin)
6
ruin(verb, harm, overthrow, corrupt)
6
smudge(noun, verb, dull, hurt, catch)
5
rot(verb, break, hurt, ruin, harm)
5
spot(noun, verb, dull, hurt, catch)
4
begrime(verb, dull, hurt, catch)
4
blacken(verb, dull, hurt, dirty)
4
cut(verb, thin, corrupt, stain)
4
denature(cut, thin, corrupt, deterioration)
4
dilute(verb, cut, thin, corrupt)
4
mar(verb, dull, hurt, harm)
4
tamper with(verb, expression, phrasal verb, disregard, oppose)
4
weaken(verb, cut, hurt, harm, thin)
3
blight(verb, hurt, harm, corrupt)
3
blur(verb, foul, stain, smear)
3
cheapen(verb, cut, thin, corrupt)
3
decay(verb, ruin, harm, corrupt)
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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>