disconcert

verb

dis·​con·​cert ˌdis-kən-ˈsərt 

disconcerted; disconcerting; disconcerts

transitive verb

1

: to throw into confusion

disconcerting their plans

2

: to disturb the composure of

were disconcerted by his tone of voice

disconcerting adjective

disconcertingly

ˌdis-kən-ˈsər-tiŋ-lē 

adverb

disconcertment

ˌdis-kən-ˈsərt-mənt 

noun

Synonyms

• abash
• confound
• confuse
• discomfit
• discountenance
• embarrass
• faze
• fluster
• mortify
• nonplus
• rattle

Choose the Right Synonym for disconcert

embarrass, discomfit, abash, disconcert, rattle mean to distress by confusing or confounding.

embarrass implies some influence that impedes thought, speech, or action.

the question embarrassed her so much she couldn't answer

discomfit implies a hampering or frustrating accompanied by confusion.

hecklers discomfited the speaker

abash presupposes some initial self-confidence that receives a sudden check, producing shyness, shame, or a feeling of inferiority.

abashed by her swift and cutting retort

disconcert implies an upsetting of equanimity or assurance producing uncertainty or hesitancy.

disconcerted by finding so many in attendance

rattle implies an agitation that impairs thought and judgment.

rattled by all the television cameras

Examples of disconcert in a Sentence

News of his criminal past has disconcerted even his admirers.

we were disconcerted by the unexpected changes to the program

Recent Examples on the Web

Thomas’ absence from the field for the entire spring has been disconcerting. —Pat Leonard, New York Daily News, 17 June 2025

But with 95 games remaining, their season hinges on a disconcerting number of maybes. —Kevin Acee, San Diego Union-Tribune, 12 June 2025

Trump’s and Musk’s retaliatory tit for tat also raises the disconcerting possibility of disrupting other SpaceX-centric parts of U.S. space plans, many of which are seen as critical for national security. —Lee Billings, Scientific American, 5 June 2025

Their behavior was disconcerting in a way that only made sense later. —Deborah Baker june 3, Literary Hub, 3 June 2025

Word History

Etymology

obsolete French disconcerter, alteration of Middle French desconcerter, from des- dis- + concerter to concert

First Known Use

1632, in the meaning defined at sense 1

Rhymes for disconcert

• controvert
• extrovert
• introvert
• reassert
• undershirt
• alert
• assert
• avert
• dessert
• divert
• evert
• exert

Kids Definition

disconcert

verb

dis·​con·​cert ˌdis-kən-ˈsərt 

1

: to disturb the arrangement of : upset

the unexpected event disconcerted their plans

2

: to disturb the self-control of

your frank stare disconcerted me

disconcertingly

-iŋ-lē 

adverb