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disconcert

[dis-kuh n-surt] /ˌdɪs kənˈsɜrt/
verb (used with object)
1.
to disturb the self-possession of; perturb; ruffle:
Her angry reply disconcerted me completely.
2.
to throw into disorder or confusion; disarrange:
He changed his mind and disconcerted everybody's plans.
Origin
obsolete French
1680-1690
1680-90; < obsolete French disconcerter. See dis-1, concert
Related forms
disconcerted, adjective
disconcertion, disconcertment, noun
Synonyms
1. discompose, perplex, bewilder, abash, discomfit. See confuse.
Antonyms
1. calm. 2. arrange.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for disconcert
  • The feedback loops spoken of in this article really disconcert me.
  • He no longer seemed able to disconcert or anger her.
  • They've cleverly changed their name to disconcert us here.
British Dictionary definitions for disconcert

disconcert

/ˌdɪskənˈsɜːt/
verb (transitive)
1.
to disturb the composure of
2.
to frustrate or upset
Derived Forms
disconcertion, disconcertment, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for disconcert
v.

1680s, from Middle French disconcerter (Modern French déconcerter) "confused," from dis- "do the opposite of" (see dis-) + concerter (see concert). Related: Disconcerted; disconcerting; disconcertingly.

Online Etymology Dictionary, © 2010 Douglas Harper
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