304 entries under spoil topic. ×

7
obstruct(verb, action, hinder, dirty)
7
poison(verb, adjective, bad, hurt, harm)
7
ruin(verb, cut, hurt, damage, harm)
6
besmear(verb, catch, dirty, pollute)
6
knavish(adjective, bad, dishonest, immoral)
6
mess up(verb, expression, phrasal verb, disorder, ruin)
6
offense(noun, bad, awful, terrible)
5
adulterate(verb, hurt, harm, dirty)
5
botch(verb, disorder, ruin, mess)
5
flyblown(adjective, feature, bad, awful)
5
frowsy(adjective, feature, bad, dirty)
5
goof(noun, verb, doing, disturbance)
5
hamstring(noun, verb, act, hinder)
5
impair(verb, cut, hurt, damage, harm)
5
injure(verb, cut, hurt, harm)
5
insanitary(adjective, bad, dirty, pollution)
5
little(adjective, bad, dirty, negative)
5
louse up(verb, expression, action, disorder)
5
mismanage(verb, action, damage, disturbance)
5
perish(verb, block, disturbance, horrible)
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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>