Words / E / Law

estoppel

/ɪˈstɒpl̩/

C2CEFR level
80/100Rarity: very rare
TechnicalRegister

Law noun

A bar preventing someone from asserting a contradictory fact.

He was barred by estoppel from denying the agreement he'd relied on.

Topic: Litigation in Legal English

Business noun

A legal bar preventing a party from asserting something contrary to its earlier conduct or representations.

Having accepted late payments for years, the lessor was met with estoppel when it suddenly declared default.

Topic: Negotiation in Business English

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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More law words: Litigation