50
disappointment(noun, distress, state, feeling, dissatisfaction)
11
setback(noun, upset, decline, defeat, blow)
11
bummer(noun, anxiety, shock, pain, shame)
9
regret
8
failure(noun, drop, decline, defeat, blow)
8
fiasco(noun, failure, bomb, disappointment, catastrophe)
8
frustration(noun, upset, defeat, blow, distress)
8
anticlimax(noun, decline, fall, blow, failure)
7
blow(noun, upset, decline, defeat, distress)
6
bad luck(noun, expression, pain, shame, disappointment)
6
decline(noun, drop, fall, blow, low)
6
descent(noun, drop, decline, fall, blow)
6
disillusionment(noun, defeat, blow, distress, anxiety)
6
dissatisfaction(noun, defeat, blow, distress, happy)
6
slump(noun, decline, failure, depression, gloom)
6
trouble(noun, defeat, pain, disappointment, affront)
5
downer(noun, blow, anxiety, low, shock)
4
chagrin(noun, upset, defeat, blow, distress)
4
comedown(noun, upset, blow, shock, shame)
4
dismay(noun, feeling, distress, shock, disappointment)
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APASmart Define. (2016). letdown thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/letdown/thesaurus/synonyms
ChicagoSmart Define. 2016. "letdown thesaurus" https://smartdefine.org/letdown/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, letdown thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/letdown/thesaurus/synonyms>.
MLASmart Define. "letdown thesaurus" 23 March 2016. Web. 20 September 2026. <https://smartdefine.org/letdown/thesaurus/synonyms>