Dictionary.com
Thesaurus.com
Synonyms

frustrate

American  
[fruhs-treyt] / ˈfrʌs treɪt /

verb (used with object)

frustrated, frustrating
  1. to make (plans, efforts, etc.) worthless or of no avail; defeat; nullify.

    The student's indifference frustrated the teacher's efforts to help him.

    Synonyms:
    circumvent, foil, balk
  2. to disappoint or thwart (a person).

    a talented woman whom life had frustrated.


verb (used without object)

frustrated, frustrating
  1. to become frustrated.

    His trouble is that he frustrates much too easily.

adjective

  1. Obsolete. frustrated.

frustrate British  
/ frʌˈstreɪt /

verb

  1. to hinder or prevent (the efforts, plans, or desires) of; thwart

  2. to upset, agitate, or tire

    her constant complaints began to frustrate him

"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

adjective

  1. archaic frustrated or thwarted; baffled

"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

Related Words

See thwart.

Other Word Forms

  • frustrater noun
  • frustratingly adverb
  • frustrative adjective
  • refrustrate verb (used with object)

Etymology

Origin of frustrate

First recorded in 1400–50; late Middle English, from Latin frustrātus, past participle of frustrārī, verbal derivative of frustrā “in vain”

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.

It was a frustrating night for USC star guard Alijah Arenas, who had four points and five turnovers when he was whistled for a charging foul — his third — running over Perry with 16:45 left.

From Los Angeles Times

He says many parents can already be frustrated by the difficulty of securing an EHCP, "something that clearly needs attention," he adds.

From BBC

Aging muscles heal more slowly after injury, a frustrating reality familiar to many older adults.

From Science Daily

"Then you go and check the CCTV, and then you see it happening, on the screen, which is really frustrating."

From BBC

Though “Golden” went to No. 1 and has been winning awards, singer and co-writer Ejae still connects “one hundred million percent” to its painful roots in her own, frustrated K-pop dreams.

From Los Angeles Times