195 entries under upset topic. ×

4
abash(verb, trouble, bother, disturb)
4
cloud(verb, trouble, obscure, confuse)
4
disorient(verb, trouble, disturb, obscure)
4
frustrate(verb, trouble, obscure, confuse)
4
get to(verb, expression, phrasal verb, trouble)
4
heat(noun, verb, excitement, informal)
4
shame(verb, trouble, bother, disturb)
4
spook(verb, trouble, hurt, bother)
4
state(noun, informal, agitation, shake)
4
throw off(verb, expression, trouble, disorder)
3
anger(noun, verb, bother, disturb)
3
astound(verb, dull, bother, disturb)
3
bemuse(verb, trouble, obscure, confuse)
3
bug(verb, trouble, hurt, bother)
3
craze(verb, trouble, hurt, bother)
3
demoralize(trouble, defeat, obscure, distress)
3
disorganize(verb, disorder, disturb, worry)
3
flip(verb, trouble, hurt, bother)
3
flummox(verb, bother, disturb, shock)
3
irritate(verb, trouble, bother, disturb)
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APASmart Define. (2015). fluster thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/fluster/thesaurus/synonyms
ChicagoSmart Define. 2015. "fluster thesaurus" https://smartdefine.org/fluster/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, fluster thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/fluster/thesaurus/synonyms>.
MLASmart Define. "fluster thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/fluster/thesaurus/synonyms>