21
nuisance(noun, trouble, person, bother, ruin)
18
plague(noun, trouble, person, bother, ruin)
18
annoyance(noun, trouble, person, bother, worry)
17
bother(noun, verb, trouble, person, worry)
12
pain(noun, trouble, person, bother, worry)
10
bane(noun, trouble, person, bother, evil)
10
pestilence(noun, person, thing, death, blight)
10
gadfly(noun, pain, irritation, annoyance, nuisance)
10
vexation(noun, trouble, person, bother, worry)
9
drag(noun, trouble, person, bother, blow)
9
epidemic(noun, person, bother, disease, thing)
9
headache(noun, trouble, person, bother, concern)
9
virus(noun, person, thing, informal, infection)
9
scourge(noun, trouble, person, bother, ruin)
9
trial(noun, trouble, person, bother, ruin)
8
blight(noun, trouble, person, bother, ruin)
8
bore(noun, trouble, person, bother, thing)
8
irritation(noun, trouble, person, bother, worry)
8
nag(noun, trouble, person, bother, concern)
8
curse(noun, trouble, person, ruin, thing)
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APASmart Define. (2015). pest thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/pest/thesaurus/synonyms
ChicagoSmart Define. 2015. "pest thesaurus" https://smartdefine.org/pest/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, pest thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/pest/thesaurus/synonyms>.
MLASmart Define. "pest thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/pest/thesaurus/synonyms>