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Definitions

disillusionment

[dis-i-loo-zhuhn-muhnt] / ˌdɪs ɪˈlu ʒən mənt /
NOUN
disappointment
Synonyms
STRONGEST
adversity blow chagrin defeat discontent disenchantment dissatisfaction failure frustration letdown regret setback
STRONG
bafflement despondency discouragement disgruntlement disillusion distress mortification
WEAK
adverse fate lack of success nonsuccess the knocks unfulfillment
Antonyms
STRONGEST
achievement aid attainment blessing boon contentedness encouragement happiness help pleasure satisfaction success triumph win
WEAK
boost comfort delight euphoria miracle relief wonder
NOUN
dismay
Synonyms
STRONGEST
alarm anxiety apprehension chagrin consternation dread fright horror panic terror trepidation
STRONG
agitation blues bummer discouragement disheartenment downer dumps fear funk hassle letdown upset
WEAK
blue funk cold feet the blahs
Antonyms
STRONGEST
assurance beauty calm calmness composure confidence contentment delight ease happiness joy peace pleasure security tranquility
WEAK
encouragement
NOUN
letdown
Synonyms
STRONGEST
anticlimax comedown setback
STRONG
balk blow chagrin disgruntlement frustration washout
WEAK
bitter pill
Antonyms
STRONGEST
boon boost
STRONG
triumph
WEAK
advantage benefit blessing satisfaction

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

I left that and struggled for years with the standard outcomes of intense combat service mixed with a total disillusionment and cynicism around the wars that I fought in.

From Slate • Mar. 4, 2026

Redick said Saturday that Ayton was “frustrated” he wasn’t getting the ball more in recent games, and his disillusionment showed up on the court.

From Los Angeles Times • Jan. 5, 2026

Human geography student Andrew Alvedro, who chose to represent Spain, said there is an "air of anxiety" among young people, but also "a sense of disillusionment."

From BBC • Nov. 21, 2025

On Monday, Michelle Goldberg of the New York Times explored some reasons for the “growing disillusionment among conservatives” with Trump, such as his sliding approval ratings or recent electoral defeats.

From Salon • Nov. 19, 2025

Elizabeth packed the red collar and seemed satisfied—too easily, he suspected, dreading her disillusionment.

From "The Incredible Journey" by Sheila Burnford