12
pest(noun, pain, irritation, annoyance, nuisance)
8
annoyance(noun, pain, irritation, nuisance, goad)
6
nuisance(noun, person, pain, irritation, annoyance)
6
pesterer(noun, pain, irritation, annoyance)
5
blighter
5
cuss
4
prod(noun, nuisance, goad)
4
spur(noun, nuisance, goad)
3
botfly(noun, insect)
3
energizer(noun, nuisance, goad)
3
fly(noun, insect)
3
horsefly(noun, insect)
3
insect(fauna, pain, irritation, annoyance, bug)
3
irritant(noun, pain, irritation, annoyance, nuisance)
3
mover(noun, nuisance, goad)
3
stimulator(noun, nuisance, goad)
2
curse
2
feller
2
louse(noun, pain, irritation, annoyance, insect)
2
troublemaker
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APASmart Define. (2015). gadfly thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/gadfly/thesaurus/synonyms
ChicagoSmart Define. 2015. "gadfly thesaurus" https://smartdefine.org/gadfly/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, gadfly thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/gadfly/thesaurus/synonyms>.
MLASmart Define. "gadfly thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/gadfly/thesaurus/synonyms>