4
unsettle(verb, upset, trouble, bother, disturb)
4
work on(verb, expression, upset, trouble, press)
3
abash(noun, verb, upset, bother, disturb)
3
addle the wits(expression, idiom)
3
affection(noun, disorder, disease, condition, illness)
3
affliction(noun, disorder, disease, collapse, condition)
3
arachnid(noun, creature, fly, insect, pest)
3
attack(noun, upset, trouble, disorder, bother)
3
be at(verb, upset, trouble, get, bother)
3
bedbug(noun, creature, fly, insect, pest)
3
believer(noun, supporter, fan, attendant, follower)
3
bewilder(verb, upset, trouble, hurt, bother)
3
bigot(noun, radical, freak, visionary, zealot)
3
blight(disorder, bother, annoyance, sickness, nuisance)
3
case(verb, study, consider, examine, review)
3
catch(noun, mark, difficulty, weakness, spot)
3
caterpillar(noun, insect, grub, maggot)
3
chivy(verb, bother, follow, annoy, harass)
3
cock the ears(expression, idiom)
3
confuse(verb, upset, trouble, attack, bother)
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APASmart Define. (2015). bug thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/bug/thesaurus/synonyms
ChicagoSmart Define. 2015. "bug thesaurus" https://smartdefine.org/bug/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, bug thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/bug/thesaurus/synonyms>.
MLASmart Define. "bug thesaurus" 24 December 2015. Web. 20 September 2026. <https://smartdefine.org/bug/thesaurus/synonyms>