GRE TOEFL disconcert Definition To disturb the composure or self-confidence of someone. Example "His sudden silence disconcerted the entire group." Sign in to save GRE Quiz → TOEFL Quiz → ← discomposure disconnect → Study tips featuring "disconcert" Write GRE Words Into Your Own Sentences TOEFL Academic Vocabulary: Study by Topic Related words GRE swill GRE taper GRE testy GRE abacus SAT abase GRE abash GRE abate GRE abbreviate GRE abbreviation SAT abdicate SAT abdomen GRE abduct