frustration
A2CEFR level
5/100Rarity: common
TechnicalRegister
The automatic discharge of a contract when an unforeseen event makes performance impossible or radically different.
The hall's destruction by fire frustrated the booking, releasing both sides.
Rarity runs from 0 (a word everyone knows) to 100 (almost never seen outside specialist or literary writing). Level is the word's real difficulty on the CEFR scale, from A1 to C2.
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