• (British) IPA: /fɹəˈstɹeɪt/
• (America) IPA: /ˈfɹʌstɹeɪt/

frustrate (frustrates, present participle frustrating; past and past participle frustrated)

1. (transitive) To disappoint or defeat; to vex by depriving of something expected or desired.

   It frustrates me to do all this work and then lose it all.

2. (transitive) To hinder or thwart.

   Synonyms: Thesaurus:hinder

   My clumsy fingers frustrate my typing efforts.

3. (transitive) To cause stress or annoyance.

   This test frustrates me because if I fail, it'll destroy my grade.

• French: frustrer
• German: frustrieren
• Portuguese: frustrar
• Russian: разочаровывать
• Spanish: frustrar

• Russian: мешать

frustrate

1. ineffectual; useless; fruitless.
   • c. 1596–1598, William Shakespeare, “The Merchant of Venice”, in Mr. William Shakespeares Comedies, Histories, & Tragedies: Published According to the True Originall Copies (First Folio), London: Printed by Isaac Iaggard, and Ed[ward] Blount, published 1623, OCLC 606515358 ↗, [Act III, scene i]:

     Our frustrate search.

• Russian: тщетный