304 entries under spoil topic. ×

5
pervert(verb, act, awful, terrible)
5
rot(verb, hurt, harm, dirty)
5
trashy(adjective, bad, dirty, negative)
4
hoggish(adjective, bad, dirty, negative)
4
hurt(verb, break, cut, damage, harm)
4
mar(verb, cut, hurt, damage, harm)
4
muddle(verb, disorder, damage, confuse)
4
reptilian(adjective, bad, awful, dirty)
4
slushy(adjective, feature, bad, dirty)
4
smooch(noun, verb, thing, awful)
3
X-rated(adjective, feature, bad, dirty)
3
bedaub(verb, action, dirty, pollute)
3
bedraggle(verb, dirty, polluted, pollute)
3
beggarly(adjective, feature, bad, dirty)
3
blackguardly(adjective, adverb, feature, bad)
3
blemish(verb, cut, hurt, damage, harm)
3
block up(verb, action, dirty, dirt)
3
dastardly(adjective, feature, bad, dirty)
3
decay(verb, hurt, harm, dirty)
3
foul up(verb, expression, phrasal verb, break, cut)
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APASmart Define. (2016). foul thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/foul/thesaurus/synonyms
ChicagoSmart Define. 2016. "foul thesaurus" https://smartdefine.org/foul/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, foul thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/foul/thesaurus/synonyms>.
MLASmart Define. "foul thesaurus" 29 March 2016. Web. 30 September 2026. <https://smartdefine.org/foul/thesaurus/synonyms>