1
mosquito(noun, insect)
1
moth(noun, insect)
1
motivator(noun, nuisance, goad)
1
moving spirit
1
nag(noun, pain, irritation, annoyance)
1
nit(noun, insect)
1
nudge(noun, pain, irritation, annoyance)
1
nudnik
1
oath
1
oxgoad
1
pain(noun, irritation, annoyance)
1
pain in the neck(expression, idiom, pain, irritation, annoyance)
1
persuader
1
pleader
1
poor excuse(expression, pain, irritation, annoyance)
1
prick
1
prime mover
1
prompter
1
roach(noun, insect)
1
rowel
11 years ago|3.2k views|share |citing 
APASmart Define. (2015). gadfly thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/gadfly/thesaurus/synonyms
ChicagoSmart Define. 2015. "gadfly thesaurus" https://smartdefine.org/gadfly/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, gadfly thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/gadfly/thesaurus/synonyms>.
MLASmart Define. "gadfly thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/gadfly/thesaurus/synonyms>